Early Chapter 7 Review

Is $-\frac{3\pi}{2}$  a quadrantal angle?

• Yes

• No

Is $\cos310\degree$  positive or negative?

• Positive

• Negative

What is the smallest positive coterminal angle of $-\frac{7\pi}{4}$ ?

•  $\frac{15\pi}{4}$  
  

•  $\frac{\pi}{4}$  
  

•  $\frac{5\pi}{4}$  

•  $\frac{3\pi}{4}$  

What is the reciprocal function of sine?

• cotangent

• secant

• cosecant

• cosine

• tangent

Convert $\frac{11\pi}{6}$  to degrees.

•  $-30\degree$  
  

•  $240\degree$  
  

•  $300\degree$  

•  $330\degree$  

Where is the terminal ray if you rotate  $-\frac{2\pi}{3}$  ?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

What quadrant(s) if: $\csc\theta<0,\ \sec\theta>0$  ?

• Quadrant II

• Quadrant III

• Quadrant IV

• Quadrant III and IV

What is the cofunction of $\cos45\degree$  ?

•  $\sin45\degree$  
  

•  $\sec45\degree$  

•  $\csc45\degree$  
  

•  $\tan45\degree$  
  

Is $\csc\left(-\frac{11\pi}{6}\right)$  positive or negative?

• Positive

• Negative

Convert $-\frac{3\pi}{2}$  to degrees.

•  $-90\degree$  
  

•  $-270\degree$  
  

•  $90\degree$  

•  $-120\degree$