Geometry G7-2 Name ____________________________ Per ____Finding angle measures with trigonometric ratios.

1. Use inverse functions to solve each equation for θ. SHOW YOUR WORK

a. sin θ = 49 b. cos θ = 25 c. tan θ = 3

d. sin θ = 13 e. cos θ = 625 f. tan θ = 2625

2. For each right triangle, write the trig ratios using the given sides and solve for the missing angle measure θ. SHOW YOUR WORK.

a) θ b) c) 5 8 5

θ θ 5 9

3

d) 15 e) 27 f) θ θ

4 θ 25 4 5

g) Parallelogram h) 10 m. θ 5 m 6 m. 13 cm. 5 cm.

θ

*i)

20 ft.

θ 80o

5