Perbandingan Trigonometri Sudut Berelasi
![Perbandingan Trigonometri Sudut-sudut Berelasi](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZrpo5JaCwhvAvugX1bYEnc8kh3Ies_vR7qnsB1H7hWvQXZgg2DrE1GsmNG82OtYmfeLnrTAFe-GBZ2UXZsPAS7OBItjCc2r22cXUBHx928U0jqb2emFxqoOz0z9UNQDPq0oF1iNGoJVVv/s0-rw/Materi+Perbandingan+Trigonometri+Sudut-Sudut+Berelasi.png)
A. Sudut Berelasi di Kuadran I
1. Relasi sudut $\alpha $ dan $(360^\circ +\alpha )$
Perhatikan gambar berikut:![Sudut Relasi di Kuadran I Sudut-Relasi-di-Kuadran-I](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjp25VfsZdSZrSTnLlhh5w9p6tgVNs_nHYiYqu-f_SexPSiw9sb_FRVAf6Ad1UuEyqUBdjQ7GuNKWKcuArZAUaviHnE-euHN9wpv7BZdA1uqbu4ZUeVry7h3U6rr3nTKixUvUxrK3avgYJo/s0-rw/Sudut+Relasi+di+Kuadran+I.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(a,b)$ dan sudut $(360^\circ +\alpha )$, maka:
$\sin (360^\circ +\alpha )=\frac{y}{r}\Leftrightarrow \sin (360^\circ +\alpha )=\frac{b}{r}$
$\cos (360^\circ +\alpha )=\frac{x}{r}\Leftrightarrow \cos (360^\circ +\alpha )=\frac{a}{r}$
$\tan (360^\circ +\alpha )=\frac{y}{x}\Leftrightarrow \tan (360^\circ +\alpha )=\frac{b}{a}$
Kesimpulan:
$\sin (360^\circ +\alpha )=\sin \alpha $
$\cos (360^\circ +\alpha )=\cos \alpha $
$\tan (360^\circ +\alpha )=\tan \alpha $
$\sin (360^\circ +\alpha )=\sin \alpha $
$\cos (360^\circ +\alpha )=\cos \alpha $
$\tan (360^\circ +\alpha )=\tan \alpha $
2. Relasi sudut $\alpha $ dan $(90^\circ -\alpha )$
Perhatikan gambar berikut:![Sudut Berelasi di Kuadran I Sudut-Berelasi-di-Kuadran-I](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi540g2YmG4o5mcuyxlk9aZoxV2x1omVTxTUUgmUUlNTjDSL5deVA5Xl7sysuhChnuvJiFOPY9S14MTgp7RTwXx1_3f1scfWS272bkxDGpyoUXeUizb22w9tzWN8_emggbTIiG9Mq69rSHm/s0-rw/Sudut+Relasi+di+Kuadran+I.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(a,b)$ dan sudut $(90^\circ -\alpha )$, maka:
$\sin (90^\circ -\alpha )=\frac{y}{r}\Leftrightarrow \sin (90^\circ -\alpha )=\frac{a}{r}$
$\cos (90^\circ -\alpha )=\frac{x}{r}\Leftrightarrow \cos (90^\circ -\alpha )=\frac{b}{r}$
$\tan (90^\circ -\alpha )=\frac{y}{x}\Leftrightarrow \tan (90^\circ -\alpha )=\frac{a}{b}$
Kesimpulan:
$\sin (90^\circ -\alpha )=\cos \alpha $
$\cos (90^\circ -\alpha )=\sin \alpha $
$\tan (90^\circ -\alpha )=\cot \alpha $
$\sin (90^\circ -\alpha )=\cos \alpha $
$\cos (90^\circ -\alpha )=\sin \alpha $
$\tan (90^\circ -\alpha )=\cot \alpha $
B. Sudut Berelasi di Kuadran II
1. Relasi sudut $\alpha $ dan $(90^\circ +\alpha )$
Perhatikan gambar berikut:![Sudut Relasi di Kuadran II Sudut-Relasi-di-Kuadran-II](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgOCCezLPljQaR5ZrsIVCE20cfdkrJBU190UKPbA8tYIo7ByVei9Ug9aJLYitAqzZzt-tbzbs9OS4Eh1vbC0BKZo1mq64OKvbiW3MtD31e4aRJTcO1982hKakubU4O5q5ABJqmdPfqaGTyq/s0-rw/Sudut+Relasi+di+Kuadran+II.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(-b,a)$ dan sudut $(90^\circ +\alpha )$, maka:
$\sin (90^\circ +\alpha )=\frac{y}{r}\Leftrightarrow \sin (90^\circ +\alpha )=\frac{a}{r}$
$\cos (90^\circ +\alpha )=\frac{x}{r}\Leftrightarrow \cos (90^\circ +\alpha )=\frac{-b}{r}$
$\tan (90^\circ +\alpha )=\frac{y}{x}\Leftrightarrow \tan (90^\circ +\alpha )=\frac{a}{-b}$
Kesimpulan:
$\sin (90^\circ +\alpha )=\cos \alpha $
$\cos (90^\circ +\alpha )=-\sin \alpha $
$\tan (90^\circ -\alpha )=-\cot \alpha $
$\sin (90^\circ +\alpha )=\cos \alpha $
$\cos (90^\circ +\alpha )=-\sin \alpha $
$\tan (90^\circ -\alpha )=-\cot \alpha $
2. Relasi sudut $\alpha $ dan $(180^\circ -\alpha )$
Perhatikan gambar berikut:![Sudut Berelasi di Kuadran II Sudut-Berelasi-di-Kuadran-II](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgKl0iQG8Nr25mulK7qZBawM8eHoP9DEqXctw2Vv8ErjoUBGGTzXHyb8gSIdO41UsAG4s8kbaVvk9gwnjrHvGFLR4wuHUFKNBgPISOQoSPlSDPivxgC4xiWGsA3kPlrcvx0OqJYAy4E4LaK/s0-rw/Sudut+Berelasi+di+Kuadran+II.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(-a,b)$ dan sudut $(180^\circ -\alpha )$, maka:
$\sin (180^\circ -\alpha )=\frac{y}{r}\Leftrightarrow \sin (180^\circ -\alpha )=\frac{b}{r}$
$\cos (180^\circ -\alpha )=\frac{x}{r}\Leftrightarrow \cos (180^\circ -\alpha )=\frac{-a}{r}$
$\tan (180^\circ -\alpha )=\frac{y}{x}\Leftrightarrow \tan (180^\circ -\alpha )=\frac{b}{-a}$
Kesimpulan:
$\sin (180^\circ -\alpha )=\sin \alpha $
$\cos (180^\circ -\alpha )=-\cos \alpha $
$\tan (180^\circ -\alpha )=-\tan \alpha $
$\sin (180^\circ -\alpha )=\sin \alpha $
$\cos (180^\circ -\alpha )=-\cos \alpha $
$\tan (180^\circ -\alpha )=-\tan \alpha $
C. Sudut Berelasi di Kuadran III
1. Relasi sudut $\alpha $ dan $(180^\circ +\alpha )$
Perhatikan gambar berikut:![Sudut Relasi di Kuadran III Sudut-Relasi-di-Kuadran-III](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiT7G4oNLItQJBj_UVPy8VPUVa5wS-21sqGPmbb8hy8-SfcwM3v2LOBFzOP2BIAD6C35XJrwhq7CjucOCrtngmpC9x-tU1l7Cc4hyf9CbN-rnk7b79Oyt2UjszixRHJGcdnLV7xMjf_O6dO/s0-rw/Sudut+Relasi+di+Kuadran+III.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(-a,-b)$ dan sudut $(180^\circ +\alpha )$, maka:
$\sin (180^\circ +\alpha )=\frac{y}{r}\Leftrightarrow \sin (180^\circ +\alpha )=\frac{-b}{r}$
$\cos (180^\circ +\alpha )=\frac{x}{r}\Leftrightarrow \cos (180^\circ +\alpha )=\frac{-a}{r}$
$\tan (180^\circ +\alpha )=\frac{y}{x}\Leftrightarrow \tan (180^\circ +\alpha )=\frac{-b}{-a}=\frac{b}{a}$
Kesimpulan:
$\sin (180^\circ +\alpha )=-\sin \alpha $
$\cos (180^\circ +\alpha )=-\cos \alpha $
$\tan (180^\circ +\alpha )=\tan \alpha $
$\sin (180^\circ +\alpha )=-\sin \alpha $
$\cos (180^\circ +\alpha )=-\cos \alpha $
$\tan (180^\circ +\alpha )=\tan \alpha $
2. Relasi sudut $\alpha $ dan $(270^\circ -\alpha )$
Perhatikan gambar berikut!![Sudut Berelasi di Kuadran III Sudut-Berelasi-di-Kuadran-III](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjheQseY6KJAz9yqBJk-FiRU-eS2BCOqMZ498cmdWFV7iieqvJ8HIPXr3TRjwIg1xD5nssGvI1IRVomIjdoczjZdo_t_qPn5enYQIjw9kcYkOGNtJn4hN-plSimH-cZiMShiZvNPzBtHqHO/s0-rw/Sudut+Berelasi+di+Kuadran+III.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(-b,-a)$ dan sudut $(270^\circ -\alpha )$, maka:
$\sin (270^\circ -\alpha )=\frac{y}{r}\Leftrightarrow \sin (270^\circ -\alpha )=\frac{-a}{r}$
$\cos (270^\circ -\alpha )=\frac{x}{r}\Leftrightarrow \cos (270^\circ -\alpha )=\frac{-b}{r}$
$\tan (270^\circ -\alpha )=\frac{y}{x}\Leftrightarrow \tan (270^\circ -\alpha )=\frac{-a}{-b}=\frac{a}{b}$
Kesimpulan:
$\sin (270^\circ -\alpha )=-\cos \alpha $
$\cos (270^\circ -\alpha )=-\sin \alpha $
$\tan (270^\circ -\alpha )=\cot \alpha $
$\sin (270^\circ -\alpha )=-\cos \alpha $
$\cos (270^\circ -\alpha )=-\sin \alpha $
$\tan (270^\circ -\alpha )=\cot \alpha $
D. Sudut Berelasi di Kuadran IV
1. Relasi sudut $\alpha $ dan $(270^\circ +\alpha )$
Perhatikan gambar berikut!![Sudut Relasi di Kuadran IV Sudut-Relasi-di-Kuadran-IV](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiwh8aDXsaSKuvtkDYLGfa16vyfKMmeaWkUKCkcJEaDQSOmyp0gqKO3sTsxc6u_VciGSwYl2caN2NOdfs472EWJrTbp3orlO6wqefbFvTg79Z1PnZ7iIpBSk2KiPOmqcbrAQg8ygZeCoJ7t/s0-rw/Sudut+Relasi+di+Kuadran+IV.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(b,-a)$ dan sudut $(270^\circ +\alpha )$, maka:
$\sin (270^\circ +\alpha )=\frac{y}{r}\Leftrightarrow \sin (270^\circ +\alpha )=\frac{-a}{r}$
$\cos (270^\circ +\alpha )=\frac{x}{r}\Leftrightarrow \cos (270^\circ +\alpha )=\frac{b}{r}$
$\tan (270^\circ +\alpha )=\frac{y}{x}\Leftrightarrow \tan (270^\circ +\alpha )=\frac{-a}{b}$
Kesimpulan:
$\sin (270^\circ +\alpha )=-\cos \alpha $
$\cos (270^\circ +\alpha )=\sin \alpha $
$\tan (270^\circ +\alpha )=-\cot \alpha $
$\sin (270^\circ +\alpha )=-\cos \alpha $
$\cos (270^\circ +\alpha )=\sin \alpha $
$\tan (270^\circ +\alpha )=-\cot \alpha $
2. Relasi sudut $\alpha $ dan $(360^\circ -\alpha )$
Perhatikan gambar berikut!![Sudut Berelasi di Kuadran IV Sudut-Berelasi-di-Kuadran-IV](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgYDJVZuCro_yKQ7Ylyo8deP0KucMCUeWvHCumLu5lP-Voktk32U-F-GSHTiaRJ0LTVHKN_Q4M6eARbgDabmLy9maZ23QS85GTKsSoZT7zd_oYJPjxF-3GSe3-EroadPWR1NHKAxGa77pr7/s0-rw/Sudut+Berelasi+di+Kuadran+IV.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(a,-b)$ dan sudut $(360^\circ -\alpha )$, maka:
$\sin (360^\circ -\alpha )=\frac{y}{r}\Leftrightarrow \sin (360^\circ -\alpha )=\frac{-b}{r}$
$\cos (360^\circ -\alpha )=\frac{x}{r}\Leftrightarrow \cos (360^\circ -\alpha )=\frac{a}{r}$
$\tan (360^\circ -\alpha )=\frac{y}{x}\Leftrightarrow \tan (360^\circ -\alpha )=\frac{-b}{a}$
Kesimpulan:
$\sin (360^\circ -\alpha )=-\sin \alpha $
$\cos (360^\circ -\alpha )=\cos \alpha $
$\tan (360^\circ -\alpha )=-\tan \alpha $
$\sin (360^\circ -\alpha )=-\sin \alpha $
$\cos (360^\circ -\alpha )=\cos \alpha $
$\tan (360^\circ -\alpha )=-\tan \alpha $
E. Perbandingan Trigonometri Sudut Negatif
Relasi Sudut $\alpha $ dengan $(-\alpha )$
Perhatikan gambar berikut!![Perbandingan Trigonometri Sudut Negatif Perbandingan-Trigonometri-Sudut-Negatif](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjH5ftV63DbjInHpQRbJY3mILqoAeDA2MY0lnX1pUxay_W_IM-AkryJ9Umt6tSi5Id07Cu0yw6o5hm5kC21jKIk470YxNAo1dZSGE-2SpQPvIRnu0So5gfVjCeR9lyWsSDt_T4cXQX8LExR/s0-rw/Perbandingan+Trigonometri+Sudut+Negatif.png)
Titik $P(a,b)$ dan sudut $\alpha $, maka:
$\sin \alpha =\frac{y}{r}\Leftrightarrow \sin \alpha =\frac{b}{r}$
$\cos \alpha =\frac{x}{r}\Leftrightarrow \cos \alpha =\frac{a}{r}$
$\tan \alpha =\frac{y}{x}\Leftrightarrow \tan \alpha =\frac{b}{a}$
$\cot \alpha =\frac{x}{y}\Leftrightarrow \cot \alpha =\frac{a}{b}$
Titik $P'(a,-b)$ dan sudut $(-\alpha )$, maka:
$\sin (-\alpha )=\frac{y}{r}\Leftrightarrow \sin (-\alpha )=\frac{-b}{r}$
$\cos (-\alpha )=\frac{x}{r}\Leftrightarrow \cos (-\alpha )=\frac{a}{r}$
$\tan (-\alpha )=\frac{y}{x}\Leftrightarrow \tan (-\alpha )=\frac{-b}{a}$
Kesimpulan:
$\sin (-\alpha )=-\sin \alpha $
$\cos (-\alpha )=\cos \alpha $
$\tan (-\alpha )=-\tan \alpha $
$\sin (-\alpha )=-\sin \alpha $
$\cos (-\alpha )=\cos \alpha $
$\tan (-\alpha )=-\tan \alpha $
F. Contoh Soal dan Pembahasan
Contoh 1.
Nilai dari $\cos 35{}^\circ =m$ maka $\csc 55^\circ $ = ...Penyelesaian:
$\begin{align}\csc 55^\circ &=\frac{1}{\sin 55^\circ } \\ &=\frac{1}{\sin (90^\circ -35^\circ )} \\ &=\frac{1}{\cos 35^\circ } \\ \csc 55^\circ &=\frac{1}{m} \end{align}$
Contoh 2.
Nilai dari $\tan \frac{5}{6}\pi $ = ....Penyelesaian:
Cara 1.
$\begin{align}\tan \frac{5}{6}\pi &=\tan \frac{5}{6}\times 180^\circ \\ &=\tan 150^\circ \\ &=\tan (180^\circ -30^\circ ) \\ &=-\tan 30^\circ \\ \tan \frac{5}{6}\pi &= -\frac{1}{3}\sqrt{3} \end{align}$
Cara 2.
$\begin{align}\tan \frac{5}{6}\pi &= \tan \frac{5}{6}\times 180^\circ \\ &=\tan 150^\circ \\ &=\tan (90^\circ +60{}^\circ ) \\ &=-\cot 60^\circ \\ \tan \frac{5}{6}\pi &= -\frac{1}{3}\sqrt{3} \end{align}$
Contoh 3.
Nilai dari $\sin 240^\circ $ = ...Penyelesaian:
Cara 1.
$\begin{align}\sin 240^\circ &=\sin (180^\circ +60^\circ ) \\ &=-\sin 60^\circ \\ \sin 240^\circ &= -\frac{1}{2}\sqrt{3} \end{align}$
Cara 2.
$\begin{align}\sin 240^\circ &=\sin (270^\circ -30^\circ ) \\ &=-\cos 30^\circ \\ \sin 240^\circ &=-\frac{1}{2}\sqrt{3} \end{align}$
Contoh 4.
Tentukan nilai dari $\frac{\sin 150^\circ +\cos 300^\circ }{\tan 225^\circ -\sin 300^\circ }$ = ...Penyelesaian:
$\frac{\sin 150^\circ +\cos 300^\circ }{\tan 225^\circ -\sin 300^\circ }$
= $\frac{\sin (180^\circ -30^\circ )+\cos (360^\circ -60^\circ )}{\tan (180^\circ +45^\circ )-\sin (360^\circ -60^\circ )}$
= $\frac{\sin 30^\circ +\cos 60^\circ }{\tan 45^\circ -(-\sin 60^\circ )}$
= $\frac{\frac{1}{2}+\frac{1}{2}}{1+\frac{1}{2}\sqrt{3}}$
= $\frac{2}{2+\sqrt{3}}$
= $\frac{2}{2+\sqrt{3}}\times \frac{2-\sqrt{3}}{2-\sqrt{3}}$
= $\frac{4-2\sqrt{3}}{4-3}$
= $4-2\sqrt{3}$
Contoh 5.
Jika $\tan 24^\circ =k$ maka $\cos 294{}^\circ $ = ...(A) $\frac{k}{\sqrt{1-k^2}}$
(B) $\frac{k}{\sqrt{k^2+1}}$
(C) $\sqrt{1+k^2}$
(D) $\sqrt{1-k^2}$
(E) 1
Penyelesaian:
$\tan 24^\circ =\frac{k}{1}=\frac{de}{sa}$
$mi=\sqrt{de^2+sa^2}=\sqrt{k^2+1}$
$\begin{align}\cos 294^\circ &=\cos (270^\circ +24^\circ ) \\ &=\sin 24^\circ \\ &=\frac{de}{mi} \\ \cos 294^\circ &=\frac{k}{\sqrt{k^2+1}} \end{align}$
Jawaban: B
Contoh 6.
Nilai dari $\cos 1200{}^\circ $ = ....Penyelesaian:
$\begin{align}\cos 1200^\circ &=\cos (3\times 360^\circ +120^\circ ) \\ &=\cos 120^\circ \\ &=\cos (180^\circ -60{}^\circ ) \\ &=-\cos 60^\circ \\ \cos 1200^\circ &=-\frac{1}{2} \end{align}$
G. Soal Latihan
- Hitunglah nilai dari $\sin 330^\circ .\cos 60^\circ -\tan 135^\circ $.
- Hitunglah nilai dari $\sin 765^\circ $.
- Diketahui $\cos 36^\circ =0,8$. Dengan konsep sudut relasi, tentukan nilai dari $\cos 144^\circ $ dan $\sin 306^\circ $.
- Diketahui $\tan \beta =\frac{4}{3}$, dengan $\beta $ sudut di kuadran I, tentukanlah nilai dari $\sin \left( \frac{\pi }{2}-\beta \right)$ dan $\tan \left( 2\pi -\beta \right)$.
- Dengan menggunakan konsep relasi sudut, lengkapilah tabel berikut ini!
![Soal Latihan Perbandingan Trigonometri Sudut Berelasi Soal-Latihan-Perbandingan-Trigonometri-Sudut-Berelasi](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEioBHeFAZgErNiGga3mGHF0gji5CqZPtRBdcMvlhrX533uLFxvFqEiFKtoAgPdyB_KNJR1ueBklzg09txrbF3sEJ6SJFneJBsm6IzW5xoG9Rqksh1MLdpvnq3Vcv5q-7YRCmMAPtb96Prd0/s0-rw/Soal+Latihan+Perbandingan+Trigonometri+Sudut-Sudut+Berelasi.png)
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