Ada berapa sih macam-macam sudut dalam Matematika? Nah, di artikel Matematika kelas 7 ini, kita akan kupas secara lengkap, disertai ciri-ciri dan gambarnya. Simak sampai habis, ya!
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Teman-teman, di artikel sebelumnya, kamu sudah pernah belajar tentang jenis-jenis segitiga, ya kan? Hmm, kalau kamu belum baca, lebih baik, kamu baca dulu deh artikel tentang Jenis-Jenis Segitiga berdasarkan Sisi dan Sudut.
Pada artikel tersebut, kan dijelasin tuh, ada tiga jenis segitiga yang dilihat dari besar sudutnya. Di antaranya segitiga lancip, segitiga tumpul, dan segitiga siku-siku. Nah, di artikel ini, kita akan membahas tentang macam-macam sudut, plus masing-masing cirinya. Scroll terus ya!
Sebelumnya, kakak mau tanya, kamu tahu nggak, apa yang dimaksud dengan sudut?
Pengertian Sudut
Dalam Matematika, sudut adalah suatu daerah yang dibentuk oleh dua sinar atau garis yang saling berpotongan, yang titik pangkalnya berimpit atau sama. Pusing nggak? 😆
Oke, coba kamu perhatikan gambar sudut di bawah ini:
Jadi begini teman-teman, pada gambar di atas, yang dimaksud sudut itu adalah daerah berwarna pink. Menurut definisinya kan, sudut dibentuk oleh dua garis yang saling berpotongan ya. Nah, dua garis yang dimaksud itu adalah garis OA dan garis OB.
Kemudian, menurut definisinya juga, dua garis itu punya titik pangkal yang sama/berimpit. Titik pangkal adalah titik asal/titik pusat koordinat. Kalau kita perhatikan, titik pangkal garis OA dan garis OB adalah O, yang berarti kedua garis tersebut punya titik pangkal yang sama, ya.
Kurang lebih seperti itu penjelasan dari sudut, teman-teman. Semoga kamu paham, ya.
Bagian-Bagian Sudut
Selanjutnya, sudut punya beberapa bagian, di antaranya titik sudut, kaki sudut, dan daerah sudut. Supaya lebih jelas, kamu bisa perhatikan gambar di bawah ini!
Kaki sudut adalah garis atau ruas yang membentuk sudut, sedangkan titik sudut adalah perpotongan antara dua kaki sudut. Kalau daerah sudut adalah daerah yang terbentuk antara dua kaki sudut.
Oh iya, sudut dilambangkan dengan ∠. Jadi, sudut ABC pada gambar di atas adalah ∠ABC atau ∠B. Untuk menghitung besar sudut, supaya lebih gampang, kamu bisa menggunakan busur derajat, ya.
Baca Juga: Apa Saja Bagian-Bagian dari Properti Sudut?
Macam-Macam Sudut dan Gambarnya
Nah, perlu kamu ketahui nih, ternyata ada lima macam sudut dalam Matematika. Di antaranya, sudut siku-siku, sudut lancip, sudut tumpul, sudut lurus, dan sudut refleks. Seperti apa sih gambar sudut dan ciri-cirinya? Berikut penjelasan lengkapnya!
1. Sudut Siku-Siku
Macam-macam sudut yang pertama adalah sudut siku-siku. Kenapa dibilang siku-siku karena bentuk sudutnya menyiku, teman-teman. Besar sudut siku-siku adalah 90°. Selain itu, sudut siku-siku juga bisa dilambangkan dengan L.
Dalam gambar tersebut, coba kamu perhatikan titik sudut O. Nah, ∠O itulah yang disebut dengan sudut siku-siku.
2. Sudut Lancip
Selanjutnya, ada sudut lancip. Sesuai dengan namanya, sudut lancip ini bentuknya runcing gitu ya, teman-teman. Kayak ujung pensil yang habis diraut. Besar sudut lancip berada di antara 0o < x < 90o. Atau, lebih besar dari 0o, tapi lebih kecil dari 90o.
Dalam gambar tersebut, titik sudut O membentuk sudut lancip.
Baca Juga: Serba-Serbi Segitiga: Garis, Sudut, dan Bangun Istimewa
3. Sudut Tumpul
Kebalikan dari sudut lancip, sudut tumpul merupakan sudut yang besarnya antara 90° sampai 180°. Dengan kata lain, besar sudut tumpul akan lebih besar dari 90°, tapi kurang dari 180° ya. Pada contoh gambar di bawah, ∠O merupakan sudut tumpul.
4. Sudut Lurus
Jenis-jenis sudut berikutnya adalah sudut lurus. Sesuai dengan namanya ya, pasti kamu bisa membayangkan kalau bentuk sudut ini adalah lurus. Yap! Bener banget. Besar sudut lurus adalah 180° ya. Kamu bisa perhatikan gambar di bawah supaya lebih jelas.
5. Sudut Refleks
Jenis-jenis sudut yang terakhir adalah sudut refleks. Kamu sudah pernah mendengar apa itu sudut refleks? Sudut refleks merupakan sudut yang besarnya antara 180° sampai 360°.
Jadi, besar sudut refleks akan lebih besar dari 180°, tapi kurang dari 360° ya. Coba perhatikan garis lengkung pada gambar di bawah. Sudut O itulah yang disebut dengan sudut refleks.
Cara Menghitung Sudut
Oke, setelah kamu mengetahui macam-macam sudut, sekarang, kita belajar cara menghitung besar sudut (selain menggunakan busur derajat), ya. Perhatikan contoh soal di bawah ini, yuk!
Tentukan besar ∠KLN dan ∠MLN!
Pembahasan:
Untuk menghitung besar ∠KLN dan ∠MLN, kita cari tahu dulu nilai x nya, teman-teman. Gimana caranya? Begini nih, kalau kamu perhatikan, jika ∠KLN dijumlah dengan ∠MLN, maka akan menghasilkan ∠KLM.
Nah, kira-kira ∠KLM termasuk jenis sudut apa, hayooo??? Betuul, sudut lurus ya. Besar sudut lurus adalah 180o. Jadi,
∠KLM = 180o
∠KLN + ∠MLN = 180o
(3x + 15)o + (2x + 10)o = 180o
(5x + 25)o = 180o
5xo = 155o
x = 31o
Setelah kamu berhasil menemukan nilai x, maka:
∠KLN = (3x + 15)o = (3(31) + 15)o = 108o
∠MLN = (2x + 10)o = (2(31) + 10)o = 72o
Jadi, sudah bisa kita ketahui ya, kalau besar ∠KLN = 108o dan besar ∠MLN = 72o.
Jenis-Jenis Sudut di Sekitar Kita
Ternyata, jenis-jenis sudut itu ada banyak di sekitar kita, lho! Nggak percaya? Coba perhatikan benda berikut ini:
Tablet merupakan benda yang punya sudut siku-siku di setiap ujungnya. (Sumber: Tekno Kompas)
Pasti, gadget tersebut nggak asing dong ya bagi kamu? Perhatikan deh, tablet tersebut kan memiliki ujung-ujung di tiap sisinya. Kamu tahu nggak, di ujung sisi tablet tersebut membentuk sudut apa? Cuss, langsung jawab di kolom komentar!
Baca Juga: Macam-Macam Hubungan Dua Sudut dan Antarsudut
Selesai sudah materi kali ini mengenai macam-macam sudut dalam Matematika. Semoga setelah membaca artikel di atas, kamu jadi paham dengan definisi sudut hingga cara menghitungnya, ya. Kamu masih bingung nggak nih sama materi macam-macam sudut di atas? Atau mau belajar matematika lebih banyak lagi?
Semua bisa kok, daftar sekarang aja di ruangbelajar! Belajar jadi seru dan menyenangkan ditemani materi-materi yang disertai video animasi menarik! Jangan sampai kelewatan yaahh!
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<h1 class="content-title">
Mengenal Macam-Macam Sudut, Gambar & Ciri-Cirinya | Matematika Kelas 7 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/hani-ammariah" class="">Hani Ammariah</a> </p>
<p class="content-info"><span>February 3, 2025 • </span> <span>5 minutes read</span></p>
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<p style="text-align: justify;"><img decoding="async" style="height: auto; max-width: 100%; width: 820px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Header%20-%20Matematika%20Kelas%207%20-%20Macam-Macam%20Sudut.png" alt="Header - Matematika Kelas 7 - Macam-Macam Sudut" width="820" /></p>
<blockquote>
<p style="text-align: center;"><em>Ada berapa sih macam-macam sudut dalam Matematika? Nah, di <strong><a href="/blog/tag/matematika-vii" rel="noopener">artikel Matematika kelas 7</a></strong> ini, kita akan kupas secara lengkap, disertai ciri-ciri dan gambarnya. Simak sampai habis, ya!</em></p>
</blockquote>
<p style="text-align: center;"><span style="color: #000000; font-style: italic;">—</span></p>
<p> </p>
<p style="text-align: justify;">Teman-teman, di artikel sebelumnya, kamu sudah pernah belajar tentang jenis-jenis segitiga, ya kan? Hmm, kalau kamu belum baca, lebih baik, kamu baca dulu deh artikel tentang <strong><a href="/blog/mengenal-berbagai-macam-jenis-segitiga" rel="noopener">Jenis-Jenis Segitiga berdasarkan Sisi dan Sudut</a></strong>.</p>
<p style="text-align: justify;">Pada artikel tersebut, kan dijelasin tuh, ada tiga jenis segitiga yang dilihat dari besar sudutnya. Di antaranya segitiga lancip, segitiga tumpul, dan segitiga siku-siku. Nah, di artikel ini, kita akan membahas tentang macam-macam sudut, plus masing-masing cirinya. <em>Scroll </em>terus ya!</p>
<p style="text-align: justify;">Sebelumnya, kakak mau tanya, kamu tahu nggak, apa yang dimaksud dengan sudut?</p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Pengertian Sudut</span></h2>
<p style="text-align: justify;">Dalam Matematika, <span style="font-weight: bold;">sudut adalah suatu daerah yang dibentuk oleh dua sinar atau garis yang saling berpotongan, yang titik pangkalnya berimpit atau sama</span>. Pusing nggak? 😆</p>
<p style="text-align: justify;">Oke, coba kamu perhatikan gambar sudut di bawah ini:</p>
<p style="text-align: justify;"><img fetchpriority="high" decoding="async" style="height: auto; max-width: 100%; width: 300px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/gambar%20sudut.jpg" alt="gambar sudut" width="300" height="200" /></p>
<p> </p>
<p style="text-align: justify;">Jadi begini teman-teman, pada gambar di atas, yang dimaksud sudut itu adalah daerah berwarna <em>pink</em>. Menurut definisinya kan, sudut dibentuk oleh dua garis yang saling berpotongan ya. Nah, dua garis yang dimaksud itu adalah <strong>garis OA dan garis OB</strong>.</p>
<p style="text-align: justify;">Kemudian, menurut definisinya juga, dua garis itu punya titik pangkal yang sama/berimpit. Titik pangkal adalah titik asal/titik pusat koordinat. Kalau kita perhatikan, titik pangkal garis OA dan garis OB adalah <strong>O</strong>, yang berarti kedua garis tersebut punya titik pangkal yang sama, ya.</p>
<p style="text-align: justify;">Kurang lebih seperti itu penjelasan dari sudut, teman-teman. Semoga kamu paham, ya.</p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Bagian-Bagian Sudut</span></h2>
<p style="text-align: justify;">Selanjutnya, sudut punya beberapa bagian, di antaranya titik sudut, kaki sudut, dan daerah sudut. Supaya lebih jelas, kamu bisa perhatikan gambar di bawah ini!</p>
<p style="text-align: justify;"><img decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Bagian-Bagian%20Sudut%20-%20Matematika%20Kelas%207.png" alt="Bagian-Bagian Sudut - Matematika Kelas 7" width="600" height="400" /></p>
<p> </p>
<p style="text-align: justify;"><strong>Kaki sudut</strong> adalah garis atau <strong>ruas yang membentuk sudut</strong>, sedangkan <strong>titik sudut</strong> adalah <strong>perpotongan antara dua kaki sudut</strong>. Kalau <strong>daerah sudut</strong> adalah <strong>daerah yang terbentuk antara dua kaki sudut</strong>.</p>
<p style="text-align: justify;">Oh iya, sudut dilambangkan dengan <strong>∠</strong>. Jadi, sudut ABC pada gambar di atas adalah ∠ABC atau ∠B. Untuk menghitung besar sudut, supaya lebih gampang, kamu bisa menggunakan busur derajat, ya.</p>
<p style="font-weight: bold; text-align: justify;">Baca Juga: <a href="/blog/apa-saja-bagian-bagian-dari-properti-sudut" rel="noopener">Apa Saja Bagian-Bagian dari Properti Sudut?</a></p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Macam-Macam Sudut dan Gambarnya</span></h2>
<p style="text-align: justify;">Nah, perlu kamu ketahui nih, ternyata ada <span style="font-weight: bold;">lima macam sudut </span><span style="font-weight: normal;">dalam Matematika</span>. Di antaranya, <strong>sudut siku-siku, sudut lancip, sudut tumpul, sudut lurus, dan sudut refleks</strong>. Seperti apa sih gambar sudut dan ciri-cirinya? Berikut penjelasan lengkapnya!</p>
<p> </p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">1. Sudut Siku-Siku</span></h3>
<p style="text-align: justify;">Macam-macam sudut yang pertama adalah sudut siku-siku. Kenapa dibilang siku-siku karena bentuk sudutnya menyiku, teman-teman. <span style="font-weight: bold;">Besar sudut siku-siku adalah 90°</span>. Selain itu, sudut siku-siku juga bisa dilambangkan dengan L.</p>
<p style="text-align: justify;"><img decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Gambar%20Sudut%20Siku-Siku%20-%20Matematika%20Kelas%207.png" alt="Gambar Sudut Siku-Siku - Matematika Kelas 7" width="600" height="400" /></p>
<p> </p>
<p style="text-align: justify;">Dalam gambar tersebut, coba kamu perhatikan titik sudut O. Nah, ∠O itulah yang disebut dengan sudut siku-siku.</p>
<p> </p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">2. Sudut Lancip</span></h3>
<p style="text-align: justify;">Selanjutnya, ada sudut lancip. Sesuai dengan namanya, sudut lancip ini bentuknya runcing gitu ya, teman-teman. Kayak ujung pensil yang habis diraut. <span style="font-weight: bold;">Besar sudut lancip berada di antara 0<sup>o</sup> < x < 90<sup>o</sup></span>. Atau, lebih besar dari 0<sup>o</sup>, tapi lebih kecil dari 90<sup>o</sup>.</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Gambar%20Sudut%20Siku-Siku%20-%20Matematika%20Kelas%207%20(2).png" alt="Gambar Sudut Lancip - Matematika Kelas 7 (2)" width="600" height="400" /></p>
<p> </p>
<p style="text-align: justify;">Dalam gambar tersebut, titik sudut O membentuk sudut lancip.</p>
<p style="font-weight: bold; text-align: justify;">Baca Juga: <a href="/blog/segitiga" rel="noopener">Serba-Serbi Segitiga: Garis, Sudut, dan Bangun Istimewa</a></p>
<p> </p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">3. Sudut Tumpul</span></h3>
<p style="text-align: justify;">Kebalikan dari sudut lancip, sudut tumpul merupakan sudut yang <span style="font-weight: bold;">besarnya antara 90° sampai 180°</span>. Dengan kata lain, besar sudut tumpul akan lebih besar dari 90°, tapi kurang dari 180° ya. Pada contoh gambar di bawah, ∠O merupakan sudut tumpul.</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Gambar%20Sudut%20Tumpul%20-%20Matematika%20Kelas%207.png" alt="Gambar Sudut Tumpul - Matematika Kelas 7" width="600" height="400" /></p>
<p> </p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">4. Sudut Lurus</span></h3>
<p style="text-align: justify;">Jenis-jenis sudut berikutnya adalah sudut lurus. Sesuai dengan namanya ya, pasti kamu bisa membayangkan kalau bentuk sudut ini adalah lurus. Yap! Bener banget. <span style="font-weight: bold;">Besar sudut lurus adalah 180° ya</span>. Kamu bisa perhatikan gambar di bawah supaya lebih jelas.</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Gambar%20Sudut%20Lurus%20-%20Matematika%20Kelas%207.png" alt="Gambar Sudut Lurus - Matematika Kelas 7" width="600" height="400" /></p>
<p> </p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">5. Sudut Refleks</span></h3>
<p style="text-align: justify;">Jenis-jenis sudut yang terakhir adalah sudut refleks. Kamu sudah pernah mendengar apa itu sudut refleks? Sudut refleks merupakan sudut yang <span style="font-weight: bold;">besarnya antara 180° sampai 360°</span>.</p>
<p style="text-align: justify;">Jadi, besar sudut refleks akan lebih besar dari 180°, tapi kurang dari 360° ya. Coba perhatikan garis lengkung pada gambar di bawah. Sudut O itulah yang disebut dengan sudut refleks.</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Gambar%20Sudut%20Refleks%20-%20Matematika%20Kelas%207.png" alt="Gambar Sudut Refleks - Matematika Kelas 7" width="600" height="400" /></p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Cara Menghitung Sudut</span></h2>
<p style="text-align: justify;">Oke, setelah kamu mengetahui macam-macam sudut, sekarang, kita belajar cara menghitung besar sudut (selain menggunakan busur derajat), ya. Perhatikan contoh soal di bawah ini, yuk!</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 350px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/contoh%20soal%20sudut.png" alt="contoh soal sudut" width="350" height="183" /></p>
<p> </p>
<p style="text-align: justify;">Tentukan besar ∠KLN dan ∠MLN!</p>
<p style="font-weight: bold; text-align: justify;">Pembahasan:</p>
<p style="text-align: justify;">Untuk menghitung besar ∠KLN dan ∠MLN, kita cari tahu dulu nilai x nya, teman-teman. Gimana caranya? Begini nih, kalau kamu perhatikan, jika ∠KLN dijumlah dengan ∠MLN, maka akan menghasilkan ∠KLM.</p>
<p style="text-align: justify;">Nah, kira-kira ∠KLM termasuk jenis sudut apa, hayooo??? Betuul, sudut lurus ya. Besar sudut lurus adalah 180<sup>o</sup>. Jadi,</p>
<p style="text-align: justify;">∠KLM = 180<sup>o</sup></p>
<p style="text-align: justify;">∠KLN + ∠MLN = 180<sup>o</sup></p>
<p style="text-align: justify;">(3x + 15)<sup>o</sup> + (2x + 10)<sup>o</sup> = 180<sup>o</sup></p>
<p style="text-align: justify;">(5x + 25)<sup>o</sup> = 180<sup>o</sup></p>
<p style="text-align: justify;">5x<sup>o</sup> = 155<sup>o</sup></p>
<p style="text-align: justify;">x = 31<sup>o</sup></p>
<p style="text-align: justify;">Setelah kamu berhasil menemukan nilai x, maka:</p>
<p style="text-align: justify;">∠KLN = (3x + 15)<sup>o</sup> = (3(31) + 15)<sup>o</sup> = 108<sup>o</sup></p>
<p style="text-align: justify;">∠MLN = (2x + 10)<sup>o</sup> = (2(31) + 10)<sup>o</sup> = 72<sup>o</sup></p>
<p style="text-align: justify;">Jadi, sudah bisa kita ketahui ya, kalau besar ∠KLN = 108<sup>o</sup> dan besar ∠MLN = 72<sup>o</sup>.</p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Jenis-Jenis Sudut di Sekitar Kita</span></h2>
<p style="text-align: justify;">Ternyata, jenis-jenis sudut itu ada banyak di sekitar kita, lho! Nggak percaya? Coba perhatikan benda berikut ini:</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Gambar%20tablet%20-%20benda%20yang%20punya%20sudut%20siku-siku.jpg" alt="Gambar tablet - benda yang punya sudut siku-siku" width="600" height="400" /></p>
<p style="text-align: center;"><em>Tablet merupakan benda yang punya sudut siku-siku di setiap ujungnya. (Sumber: Tekno Kompas)</em></p>
<p> </p>
<p style="text-align: justify;">Pasti, gadget tersebut nggak asing dong ya bagi kamu? Perhatikan deh, tablet tersebut kan memiliki ujung-ujung di tiap sisinya. Kamu tahu nggak, di ujung sisi tablet tersebut membentuk sudut apa? Cuss, langsung jawab di kolom komentar!</p>
<p style="font-weight: bold; text-align: justify;">Baca Juga: <a href="/blog/hubungan-dua-sudut-dan-antarsudut" rel="noopener">Macam-Macam Hubungan Dua Sudut dan Antarsudut</a></p>
<p style="text-align: justify;">Selesai sudah materi kali ini mengenai macam-macam sudut dalam Matematika. Semoga setelah membaca artikel di atas, kamu jadi paham dengan definisi sudut hingga cara menghitungnya, ya. Kamu masih bingung nggak nih sama materi macam-macam sudut di atas? Atau mau belajar matematika lebih banyak lagi?</p>
<p style="text-align: justify;">Semua bisa kok, daftar sekarang aja di <a style="font-weight: bold;" href="/ruangbelajar" target="_blank" rel="noopener">ruangbelajar</a>! Belajar jadi seru dan menyenangkan ditemani materi-materi yang disertai video animasi menarik! Jangan sampai kelewatan yaahh!</p>
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<div class="d-lg-none text-center">
<nav class="footer-menu social">
<p class="title">Ikuti Kami</p>
<a target="_blank" href="https://www.instagram.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/instagram.png" loading="lazy" alt="Logo Instagram Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.facebook.com/ruanggurucom/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/facebook.png" loading="lazy" alt="Logo Facebook Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://twitter.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/twitter.png" loading=" lazy" alt="Logo Twitter Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.youtube.com/ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/youtube.png" loading=" lazy" alt="Logo Youtube Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.linkedin.com/company/ruangguru-com">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/linkedin.png" loading=" lazy" alt="Logo LinkedIn Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.tiktok.com/@ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/tiktok.png" loading=" lazy" alt="Logo TikTok Footer" width="32px" height="32px" />
</picture>
</a>
</nav>
</div>
<p class="footer-copyright">
© 2026 All Rights Reserved PT. Ruang Raya Indonesia
</p>
</div>
<style>
.bantuan-container {
position: relative;
}
.bantuan-element {
position: fixed;
z-index: 999;
display: flex;
align-items: flex-end;
justify-content: flex-end;
cursor: pointer;
transition: all 0.6s ease;
}
.bantuan-top {
bottom: 11rem;
right: 2rem;
}
.bantuan-bottom {
bottom: 2rem;
right: 2rem;
}
.bantuan-top-2 {
bottom: 15rem;
right: 2rem;
}
.bantuan-top-3 {
bottom: 19rem;
right: 2rem;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 2rem;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 2rem;
}
@media (min-width: 768px) {
.bantuan-element img {
width: auto;
transition: all 0.4s ease;
}
.bantuan-top img {
width: 140px;
}
.bantuan-bottom img {
width: 140px;
}
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 140px;
}
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 140px;
}
.bantuan-element.clicked {
bottom: 9rem;
right: 2.5rem;
}
.bantuan-element.clicked img {
width: auto;
height: 64px;
}
}
@media (max-width: 767px) {
.bantuan-top {
bottom: 8rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom {
bottom: 2rem;
right: 1.25rem;
align-items: center;
}
.bantuan-top-2 {
bottom: 12rem;
right: 1rem;
align-items: center;
}
.bantuan-top-3 {
bottom: 16rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 1.25rem;
align-items: center;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 1.25rem;
align-items: center;
}
.bantuan-element img {
width: auto;
}
.bantuan-top img,
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 96px;
}
.bantuan-bottom img,
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 96px;
}
}
.bantuan-element:hover {
transform: scale(1.05);
}
.bantuan-element img {
max-width: 100%;
height: auto;
}
</style>
<div id="bantuan-divs-container" style="position: relative" data-product="ruangguru" data-table="rg_floating_icon"></div>
<script>
class FloatingDivsComponent {
constructor(product = 'ruangguru', table = 'rg_floating_icon') {
this.container = document.getElementById('bantuan-divs-container');
this.floatingElements = [];
this.product = product;
this.table = table;
// Configuration
this.config = {
baseApiUrl: 'https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/rg_banner/views/',
apiKey: 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
maxElements: 2,
zIndexBase: 100,
};
// Build dynamic API URL based on table parameter
this.config.apiUrl = this.buildApiUrl();
this.init();
}
buildApiUrl() {
const baseUrl = this.config.baseApiUrl;
const tableName = this.table || 'rg_floating_icon';
const queryParams =
'offset=0&limit=99999&sort=rankPosition&where=(type,eq,floating)~and(showIn,anyof,blog)~and(hide,is,false)~and(product,eq,' +
this.product +
')&nested%5Bcta%5D%5Bfields%5D=Id,name,ctaId,imageUrl,ctaLink,targetUrl';
return `${baseUrl}${tableName}?${queryParams}`;
}
async init() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to initialize floating divs component:', error);
}
}
async fetchFloatingElements() {
try {
const options = {
method: 'GET',
headers: {
'xc-token': this.config.apiKey || 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
},
};
const urlNoco = this.config.apiUrl;
const response = await fetch(urlNoco, options);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const data = await response.json();
this.floatingElements = this.processApiResponse(data);
} catch (error) {
console.error('Error fetching floating elements:', error);
throw error;
}
}
processApiResponse(data) {
if (!data || !data.list || !Array.isArray(data.list)) {
return [];
}
console.log(data.list);
// Ensure we only get maximum 2 elements
const limitedElements = data.list.slice(0, this.config.maxElements);
return limitedElements;
}
renderFloatingElements() {
if (!this.container || this.floatingElements.length === 0) {
return;
}
// Additional safeguard: ensure we never render more than maxElements
const elementsToRender = this.floatingElements.slice(0, this.config.maxElements);
// Clean up existing elements and their event listeners
this.cleanupExistingElements();
// Clear existing content
this.container.innerHTML = '';
elementsToRender.forEach((element, index) => {
const floatingDiv = this.createFloatingDiv(element, index);
this.container.appendChild(floatingDiv);
});
}
cleanupExistingElements() {
// Clear existing elements (no need for event listener cleanup with CSS approach)
const existingElements = this.container.querySelectorAll('[data-floating-element]');
existingElements.forEach(element => {
element.remove();
});
}
createFloatingDiv(element, index) {
const div = document.createElement('div');
const cta = element.cta[0]; // Use the first CTA
// Add data attribute for cleanup tracking
div.setAttribute('data-floating-element', 'true');
// Apply CSS classes based on rankPosition
const positionClass = this.getPositionClass(element.rankPosition, index);
div.className = `bantuan-element ${positionClass}`;
div.style.zIndex = this.config.zIndexBase + index;
// Create the link and image
const link = document.createElement('a');
link.href = 'https://cta.ruangguru.com/' + cta.ctaId || '#';
link.target = '_blank';
// Add tracking attributes
link.setAttribute('data-tracking-event-type', 'landing_page__core__item_click');
link.setAttribute(
'data-tracking-context',
JSON.stringify({
product_name: this.product,
cta_action: 'redirection',
cta_action_detail: link.href,
item_type: 'floating',
item_name: element.name || 'Floating element',
item_category: 'payment',
item_position: index,
item_serial: null,
section_type: 'floating_item',
section_position: 'body',
section_name: 'floating_item',
})
);
const img = document.createElement('img');
img.src = element.imageUrl + '?h=200&convert=webp';
img.alt = element.name || 'Floating element';
img.loading = 'lazy';
// Add click tracking
link.addEventListener('click', () => {
this.trackClick(element, cta);
});
link.appendChild(img);
div.appendChild(link);
return div;
}
getPositionClass(rankPosition, index) {
// Define positioning classes based on rankPosition
if (rankPosition === 1) {
return 'bantuan-top'; // Top position
} else if (rankPosition === 2) {
return 'bantuan-bottom'; // Bottom position
} else {
// For additional elements, distribute them evenly
return `bantuan-${index % 2 === 0 ? 'top' : 'bottom'}-${Math.floor(index / 2) + 1}`;
}
}
trackClick(element, cta) {
// Implement click tracking logic here
console.log('Floating element clicked:', {
elementId: element.Id,
elementName: cta.name,
ctaId: cta.ctaId,
targetUrl: cta.targetUrl,
});
}
// Public method to manually refresh
async refresh() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to refresh floating elements:', error);
throw error;
}
}
// Public method to get current floating elements
getFloatingElements() {
return [...this.floatingElements];
}
}
// Initialize the component when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
// Get product and table parameters from data attributes
const container = document.getElementById('bantuan-divs-container');
const product = container.getAttribute('data-product') || 'ruangguru';
const table = container.getAttribute('data-table') || 'rg_floating_icon';
new FloatingDivsComponent(product, table);
});
// Export for use in other modules if needed
if (typeof module !== 'undefined' && module.exports) {
module.exports = FloatingDivsComponent;
}
</script> <div id="wp-install-nudge" style="
position: fixed;
bottom: 0rem;
right: 0;
z-index: 999;
cursor: pointer;
"></div>
<script>
(function (w, d, s, o, f, js, fjs) {
w['Sales-Nudge-Widget'] = o; w[o] = w[o] || function () { (w[o].q = w[o].q || []).push(arguments) };
js = d.createElement(s), fjs = d.getElementsByTagName(s)[0];
js.id = o; js.src = f; js.async = 1; fjs.parentNode.insertBefore(js, fjs);
}(window, document, 'script', 'wpInstallNudge', 'https://cdn-web-2.ruangguru.com/sales-nudge/6198a95130/dist/widget.js'));
wpInstallNudge('init', { targetElementId: 'wp-install-nudge', clientTarget: 'ruangguru_blog' });
</script>
<script>
// note: disabled due to auto reload page
// var lastScrollTop = 0;
// $(window).scroll(function(event){
// var st = $(this).scrollTop();
// if (st > lastScrollTop){
// $('#wp-install-nudge').slideDown( "slow", function() {});
// } else {
// $('#wp-install-nudge').slideUp( "slow", function() {});
// }
// lastScrollTop = st;
// });
// $(document).ready(function () {
// $("#wp-install-nudge").hide();
// });
$('#wp-install-nudge').click(function(){
Analytics.track("promotion__install_nudge__click",
{
user_email: "ruangguru@blog.com",
cta_link: widgetData.dataConfig.target_link
}).catch((err) => {
console.log("tracker error", err);
});
});
</script>
</footer>
<div id="__next"></div>
<script type="speculationrules">
{"prefetch":[{"source":"document","where":{"and":[{"href_matches":"\/blog\/*"},{"not":{"href_matches":["\/blog\/wp-*.php","\/blog\/wp-admin\/*","\/blog\/wp-content\/uploads\/*","\/blog\/wp-content\/*","\/blog\/wp-content\/plugins\/*","\/blog\/wp-content\/themes\/ruangguru\/*","\/blog\/*\\?(.+)"]}},{"not":{"selector_matches":"a[rel~=\"nofollow\"]"}},{"not":{"selector_matches":".no-prefetch, .no-prefetch a"}}]},"eagerness":"conservative"}]}
</script>
<script>
async function getCtaDetails(ctaIds) {
const endpoint =
" https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/CTA/views/CTA?offset=0&limit=10&where=(ctaId,in," + ctaIds.toString() + ")";
try {
const response = await fetch(endpoint, {
headers: {
"xc-token": "-hG2nBDJzSj0agSgNtcJx97M4F02y54nUMoY6plJ",
},
});
const data = await response.json();
const ctaList = data?.list || [];
const ctaMap = new Map();
for (const ctaData of ctaList) {
ctaMap.set(ctaData.ctaId, ctaData);
}
return ctaMap;
} catch (error) {
console.error("Error fetching CTA details:", error);
return new Map();
}
}
async function replaceCTA() {
const regex = /{{cta\((‘(.*?)’|“(.*?)”)\)}}/g;
const bodyHTML = document.body.innerHTML;
const matches = Array.from(bodyHTML.matchAll(regex));
const ctaIds = matches.map((match) => {
let ctaId = match[2] ?? match[3];
return ctaId;
});
const ctaMap = await getCtaDetails(ctaIds);
const replacedHTML = bodyHTML.replace(regex, (match, _inner, ctaId1, ctaId2) => {
const ctaId = ctaId1 ?? ctaId2;
const ctaData = ctaMap.get(ctaId);
if (ctaData) {
return `<a href="https://cta.ruangguru.com/${ctaData.ctaId}" target="_${ctaData.targetType}" style="position:relative;display:inline-block;">
<img src="${ctaData.imageUrl}" loading="lazy" alt="${ctaData.altText}" />
</a>`;
} else {
return match;
}
});
document.body.innerHTML = replacedHTML;
}
</script>
<meta name="author" content="Ruangguru Tech Team">
<!-- Google Tag Manager (noscript) -->
<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-PVNLZFT" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
<!-- Tracker -->
<script type="text/javascript" src="https://cdn-web-2.ruangguru.com/landing-page-web/public/staticpages/global-assets/js/cta.js"></script>
<script src="https://unpkg.com/@dotlottie/player-component@latest/dist/dotlottie-player.mjs" type="module"></script>
</body>
</html>