Question

Р

Calculator
13 cm
What is the measure of angle R?
5 cm
Enter your answer as a decimal in the box. Round only your
final answer to the nearest hundredth.
Q
12 cm
R
m

Answer 1

Answer:22.61

Explanation:

22.61

Answer 2

m<R ≈ 22.62°

Explanation:

Reference angle = R

Side opposite to R = 5 cm

Adjacent side length = 12 cm

Thus, applying TOA, we have:

Tan R = opp/adj

Tan R = 5/12

R = tan^{-1}(5/12)

R ≈ 22.62° (nearest hundredth)