Precalculus (6th Edition)

by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie

Published by Pearson

ISBN 10: 013421742X

ISBN 13: 978-0-13421-742-0

Chapter 5 - Trigonometric Functions - Chapter 5 Test Prep - Review Exercises - Page 561: 66

Answer

$50.24\ m$

Work Step by Step

See figure, half of the top angle is $\frac{58.746^\circ}{2}=29.373^\circ$ and half of the base is $\frac{49.28}{2}=24.64$, thus $x=\frac{24.64}{sin29.373^\circ}\approx50.24\ m$

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