$\frac{\pi}{4}$

$\frac{3\pi}{2}$

$\frac{3\pi}{4}$

$\frac{\pi}{2}$

$\frac{5\pi}{6}$

$\frac{3\pi}{4}$

$\frac{7\pi}{6}$

$\frac{2\pi}{3}$

60⁰

30⁰

90⁰

45⁰

90⁰

45⁰

60⁰

30⁰

 $480\degree$  

 $240\degree$  

 $800\degree$  

 $24\degree$