Question

Solve for ∠A

. Round your answer to the nearest tenth.



∠A
= degrees

(60 points)

Answer 1

∠A = 48.2

Explanation:

Cos^-1(6/9

Use the Cosine with the negative one because you are finding an angle. Then, because Cosine is adjacent/hypotenuse, 6 would be your adjacent side length to theta and 9 would be the hypotenuse as it is across from the right angle.