Given cos A 0.42, find angle A in degrees. Round your answer to the nearest hundredth.

Question

asked Feb 25, 2020 218k views

2 Answers

Gregor Albert · Answer 1 · 2020-03-01T23:05:29+0000

Answer:

A = 65.17

Explanation:

Cos A = .42

Take the inverse cos of each side

arccos cosA = arccos .42

A = 65.16541251

To the nearest hundredth

A = 65.17