Question

Use the inverse cosine to find the measure of angle Q.

Answer 1

Answer:

∠ Q ≈ 53.1°

Step-by-step explanation:

cos Q = $\frac{adjacent}{hypotenuse}$ = $\frac{QS}{QR}$ = $\frac{6}{10}$ , then

∠ Q = $cos^{-1}$ ($\frac{6}{10}$ ) ≈ 53.1° ( to the nearest tenth )