Answer
$15.5\ ft$
Work Step by Step
1. Draw a diagram as shown in the figure.
2. Angel $\theta=32^\circ10'=32^\circ+(\frac{10}{60})^\circ=32.17^\circ$
3. We have $tan\theta=\frac{h}{24.7}$ and $h=24.7tan(32.17^\circ)\approx15.5\ ft$
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 - Test - Page 564: 28
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