Trig Values of Special Angles

A straight angle is _____ radians.

• $\frac{\pi}{2}$

• $\pi$

• $2\pi$

• $4\pi$

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

A full rotation is _____ radians.

• $\frac{\pi}{2}$

• $\pi$

• $2\pi$

• $4\pi$

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

 $\frac{7\pi}{6}$  has its terminal side in quadrant _____.

• I

• II

• III

• IV

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

 $\frac{7\pi}{6}$  has _____ for its reference angle.

•  $\frac{\pi}{6}$  

•  $\frac{\pi}{4}$  

•  $\frac{\pi}{3}$  

•  $\frac{\pi}{2}$  

Tags

CCSS.HSF.TF.A.2

The terminal side of $135\degree$ is in quadrant _____.

• I

• II

• III

• IV

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

CCSS.HSF.TF.C.8

The reference angle for

 $135\degree$  is ______.

•  $30\degree$  

•  $45\degree$  

•  $60\degree$  

•  $90\degree$  

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

The reference angle for

 $330\degree$  is _____.

•  $-30\degree$  

•  $-45\degree$  

•  $45\degree$  

•  $30\degree$  

 $\sin225\degree$  =_______

•   $\frac{1}{2}$  
  

•  $-\frac{1}{2}$  

•  $\frac{1}{\sqrt{2}}$  

•  $-\frac{1}{\sqrt{2}}$  

Tags

CCSS.HSG.SRT.C.7

 $\sin\ \frac{5\pi}{3}$  = _______

•  $\frac{\sqrt{3}}{2}$  

•  $-\frac{\sqrt{3}}{2}$  

•  $\frac{1}{2}$  

•  $-\frac{1}{2}$  

Tags

CCSS.HSG.SRT.C.7

 $\cos\ \frac{5\pi}{6}$  = _______

•  $\frac{\sqrt{3}}{2}$  

•  $-\frac{\sqrt{3}}{2}$  

•  $\frac{1}{2}$  

•  $-\frac{1}{2}$  

Tags

CCSS.HSF.TF.A.2