Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 4 - Section 4.3 - Right Triangle Trigonometry - Exercise Set: 36

Answer

$\approx 29^o$

Work Step by Step

In DEG mode, use a calculators inverse cosine ($\cos^{-1}{}$) function to obtain: $\cos^{-1}{0.877} \approx 29^o$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.