Inverse Trig Functions

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\sin^{-1}\left(\frac{1}{2}\right)$  =___ $\degree$  

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\cos^{-1}\left(\frac{1}{2}\right)$  =___ $\degree$  

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\tan^{-1}\left(\frac{\sqrt{3}}{3}\right)$  =___ $\degree$  

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\cos^{-1}\left(\frac{\sqrt{3}}{2}\right)$  =___ $\degree$  

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\sin^{-1}\left(\frac{\sqrt{2}}{2}\right)$  =___ $\degree$  

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\tan^{-1}\left(-1\right)$  =___ $\degree$  

• -45

• 45

• 315

• 90

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\sin^{-1}\left(\frac{-1}{2}\right)$  =___ $\degree$  

• -30

• -60

• 330

• 60

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\cos^{-1}\left(\frac{-1}{2}\right)$  =___ $\degree$  

• 30

• 60

• 120

• 150

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\cos^{-1}\left(\frac{-\sqrt{3}}{2}\right)$  =___ $\degree$  

• 30

• 60

• 120

• 150

Evaluate the given expression using only your unit circle. Give answers in degrees!

 $\sin^{-1}\left(-1\right)$  =___ $\degree$  

• 45

• 90

• 0

• -90