Quarter 4 Summative Test (Trigonometry)

Find the least positive coterminal angle to  $-1140\degree$  

•  $60\degree$  

•  $300\degree$  
  

•  $420\degree$  
  

•  $-780\degree$  
  

What quadrant contains the terminal side of the angle  $\frac{10\pi}{3}?$  

• I

• II

• III

• IV

Find the angle that is supplementary to  $179\degree$  

•  $-179\degree$  

•  $180\degree$  

•  $181\degree$  

•  $1\degree$  

Find the angle complementary to $\frac{\pi}{12}$  

•  $-\frac{\pi}{12}$  

•  $-\frac{5\pi}{12}$  

•  $\frac{5\pi}{12}$  

•  $\frac{11\pi}{12}$  

What quadrant contains the terminal side of the angle  $420\degree$  ?

• I

• II

• III

• IV

Given a right triangle where  $\sin\theta=\frac{3}{5}$  , find the missing side.

• 3

•  $\sqrt{8}$  

• 4

•  $\sqrt{34}$  

Find the value of x to the nearest tenth.

• 12.3

• 9.1

• 6.5

• 8.6

In the triangle below, a=22, b=17, and c=15. Find the measure of ∠A to the nearest tenth.

• $50.5\degree$

• $90.0\degree$

• $86.6\degree$

• There is not enough information.

What point corresponds to the angle −π on the unit circle?

• (−1,0)

• (1,1)

• (1,0)

• (−1,−1)

• (0,0)

Which of the following points is NOT on the unit circle?

• $\left(\frac{\sqrt{3}}{2},\frac{\sqrt{2}}{2}\right)$

• (0,−1)

• (1,0)

• $\left(-\frac{\sqrt{2}}{2},\frac{\sqrt{2}}{2}\right)$

• $\left(-\frac{1}{2},-\frac{\sqrt{3}}{2}\right)$