Question

What is the measure of angle R?

Enter your answer as a decimal in the box. Round only your final answer to the nearest hundredth.

mZR
=

Answer 1

m<R = 22.62°

Explanation:

Reference angle = R

Opposite = 5 cm

Hypotenuse = 13 cm

Apply the trigonometric function SOH:

Sin R = Opp/Hyp

`Sin (R) = (5)/(13)`

`R = sin^(-1)((5)/(13))`

R = 22.6198649°

m<R = 22.62° (nearest hundredth)