$30\degree$

$45\degree$

$2\sqrt{2}\left(\cos\ 45\degree+\ i\ \sin\ 45\degree\right)$

$4\left(\cos\ 30\degree\ +\ i\ \sin\ 30\degree\right)$

4

2

 $300\degree$  

 $330\degree$  

 $2\left(\cos\ 330\degree\ +\ i\ \sin\ 330\degree\right)$  

 $2\left(\cos\ 300\degree\ +\ i\ \sin\ 300\degree\right)$  

8

16

 $240\degree$  

 $120\degree$  

 $8\left(\cos\ 120\degree\ +\ i\ \sin\ 120\degree\right)$  

 $8\left(\cos\ 240\degree\ +\ i\ \sin\ 240\degree\right)$  

4

16

 $120\degree$  

 $240\degree$  

 $4\left(\cos\ 120\degree+i\ \sin\ 120\degree\right)$  

 $4\left(\cos\ 240\degree\ +\ i\ \sin\ 240\degree\right)$  

8

16

 $300\degree$  

 $120\degree$  

 $4\left(\cos\ 300\degree\ +\ i\ \sin\ 300\degree\right)$  

 $4\left(\cos\ 240\degree\ +\ i\ \sin\ 240\degree\right)$  

2

4

 $45\degree$  

 $30\degree$  

 $2\left(\cos\ 30\degree\ +\ i\ \sin\ 30\degree\right)$  

 $2\left(\cos\ 60\degree\ +\ i\ \sin\ 60\degree\right)$  

4

8

 $330\degree$  

 $300\degree$  

 $4\left(\cos\ 300\degree\ +\ i\ \sin\ 300\degree\right)$  

 $4\left(\cos\ 330\degree\ +\ i\ \sin\ 330\degree\right)$  

$135\degree$

$225\degree$

8

$2\sqrt{2}$

$\sqrt{2}\left(\cos\ 315\degree\ +\ i\ \sin\ 315\degree\right)$

$2\sqrt{2}\left(\cos\ 135\degree\ +\ i\ \sin\ 135\degree\right)$

10

100