1/2

-1/2

√3 / 2

-√3 / 2

0

1/2

√2 /2

-√2 /2

$150\degree,\ \frac{5\pi}{6}$

$135\degree,\ \frac{3\pi}{4}$

$180\degree,\ \pi$

$210\degree,\ \frac{7\pi}{6}$

 $60\degree,\ \frac{\pi}{3}$ 

 $45\degree,\ \frac{\pi}{4}$ 

 $-60\degree,\ -\frac{\pi}{3}$ 

 $90\degree,\ \frac{\pi}{2}$ 

 $240\degree,\ \frac{4\pi}{3}$ 

 $225\degree,\ \frac{5\pi}{4}$ 

 $-60\degree,\ -\frac{\pi}{3}$ 

 $270\degree,\ \frac{3\pi}{2}$ 

 $180\degree,\ \pi$ 

 $210\degree,\ \frac{7\pi}{6}$ 

 $150\degree,\ \frac{5\pi}{6}$ 

 $360\degree,\ 2\pi$ 

 $\frac{\sqrt{3}}{2}$  

 $\frac{1}{2}$  

 $\frac{\sqrt{2}}{2}$  

 $-\frac{1}{2}$  

 $0$  

 $1$  

 $\frac{1}{2}$ 

 $-1$