Review

Find the measure of the indicated angle.  

•  $6^{\circ}$ 

•  $20^{\circ}$ 

•  $43^{\circ}$ 

•  $47^{\circ}$ 

 $\tan\left(\theta\right)=?$  

•  $\frac{2}{3}$  

•  $\frac{3}{2}$  

•  $\frac{24}{8\sqrt{13}}$  

•  $\frac{16}{8\sqrt{13}}$  

 $\cos\left(\theta\right)=?$  

•  $\frac{3}{5}$  

•  $\frac{4}{5}$  

•  $\frac{3}{4}$  

•  $\frac{4}{3}$  

Find the length of side y.

• 22.32 cm

• 36.5 cm

• 76.34 cm

• 87.76 cm

 $-640^{\degree}$  What quadrant is the measurement to the left in?

• I

• II

• III

• IV

 $\frac{10\pi}{9}$  What quadrant is the measurement to the left in?

• I

• II

• III

• IV

Find AB

• 10

• 8

• 6.1

• 4.9

What is the measure of angle A?

• 50 degrees

• 60 degrees

• 78 degrees

• 74 degrees

What is sin^-1(1/2)?

• 150

• 120

• 60

• 30

What is cos^-1(0)?

• -180

• 90

• 0

• -90