Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 11 - Section 11.1 - The Sine Ratio and Applications - Exercises: 32

Answer

$19^{\circ}$

Work Step by Step

Let $\alpha$ be the angle formed by the rope and the water. $\sin\alpha=\frac{4}{12}$ $\alpha=\sin^{-1}\frac{4}{12}$ $\alpha\approx19^{\circ}$
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.