Elementary Geometry for College Students (7th Edition) Clone

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter 11 - Section 11.2 - The Cosine Ratio and Applications - Exercises - Page 511: 1

Answer

cos α = $\frac{12}{13}$ = 0.92 cos β = $\frac{5}{13}$ = 0.38

Work Step by Step

cos α = $\frac{length of adjacent}{length of hypotenuse}$ cos α = $\frac{12}{13}$ = 0.92 Similarly cos β = $\frac{length of adjacent}{length of hypotenuse}$ = $\frac{5}{13}$ = 0.38
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.