<img align="middle" alt="begin mathsize 14px style 15 degree end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»15«/mn»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="24" />&nbsp;

<img align="middle" alt="size 14px 30 size 14px degree" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn mathsize=¨14px¨»30«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="24" />&nbsp;

<img align="middle" alt="size 14px 45 size 14px degree" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn mathsize=¨14px¨»45«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="24" />&nbsp;

<img align="middle" alt="size 14px 60 size 14px degree" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn mathsize=¨14px¨»60«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«/math»" height="12" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAMCAYAAAB4MH11AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAALV/ZLFgAAAQFJREFUeNpjYKAuyALiL0D8CcpGAcJA3AfET4H4FxAfB2IvNDXWQHwOKn8BiG3R5EEGywKxEpQNBzxAvB9JAxMQuwDxDiQ1IE03gNgYygfRt6DiMAByvQoQy6NbUI/NS2hgChAno4klQsVhIA2IP0ANT0NWCPK2NAEL7gKxKJZgfUhM5HyDhvcFKHsVEOuhqfmDQ+8vYiwAaV4HxGpQviQQbwDiACIs+EGMBS+BmAVNTBCI7yPxb2EJIlFo0BEEC6Exjwy4gPgMWiQnYonkacRYoAXEh6E0CIgD8VJoUkVPpgZQvjnU9UrE5kJTaF74Bo0PAyxqbKEJ4Rc05dkyDDQAALHrNp6eFgCgAAAAeXRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtbiBtYXRoc2l6ZT0iMTRweCI+NjA8L21uPjxtbyBtYXRoc2l6ZT0iMTRweCI+JiN4QjA7PC9tbz48L21hdGg+ZXKzlwAAAABJRU5ErkJggg==" style="max-width: none; vertical-align: -1px;" width="24" />&nbsp;

Perhatikan gambar berikut ini!

<img alt="" src="https://core-ruangguru.s3.amazonaws.com/assets/ruang_belajar/questions/q_f6t9qq9358.png" style="width: 210px; height: 275px;" />

Jika BC tegak lurus dengan CD, maka&nbsp;<img align="middle" alt="begin mathsize 14px style m angle B A D equals end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»m«/mi»«mo»§#8736;«/mo»«mi»B«/mi»«mi»A«/mi»«mi»D«/mi»«mo»=«/mo»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{m\angle BAD=}" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="73" />&nbsp;....

Perhatikan gambar berikut!

<img alt="" src="https://core-ruangguru.s3.amazonaws.com/assets/ruang_belajar/questions/q_j64ezy7033.png" style="width: 300px; height: 220px;" />

Jika <img align="middle" alt="begin mathsize 14px style m angle C equals 40 degree end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»m«/mi»«mo»§#8736;«/mo»«mi»C«/mi»«mo»=«/mo»«mn»40«/mn»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{m\angle C=40^\circ}" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="79" />,&nbsp;maka <img align="middle" alt="begin mathsize 14px style m angle D O B equals end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»m«/mi»«mo»§#8736;«/mo»«mi»D«/mi»«mi»O«/mi»«mi»B«/mi»«mo»=«/mo»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{m\angle DOB=}" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="74" />&nbsp;....

Perhatikan gambar berikut ini!

<img alt="" src="https://core-ruangguru.s3.amazonaws.com/assets/ruang_belajar/questions/q_5n8bzg9587.png" style="width: 242px; height: 244px;" />

Diketahui luas persegi ABCO adalah <img align="middle" alt="begin mathsize 14px style 16 space cm squared end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»16«/mn»«mo»§#160;«/mo»«msup»«mi»cm«/mi»«mn»2«/mn»«/msup»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{16\;\mathrm{cm}^2}" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="48" />.&nbsp;Panjang DE adalah ... cm.

Perhatikan gambar berikut ini!

<img alt="" src="https://core-ruangguru.s3.amazonaws.com/assets/ruang_belajar/questions/q_ubqspg3720.png" style="width: 300px; height: 177px;" />

Jika m&ang;QPS = 40&deg; dan m&ang;QRO = 20&deg;, maka m&ang;ROS = ....

Perhatikan gambar berikut ini!

<img alt="" src="https://core-ruangguru.s3.amazonaws.com/assets/ruang_belajar/questions/q_ltpdfi5975.png" style="width: 260px; height: 286px;" />

Besar sudut KLR adalah ....