Answer
$22^\circ$
Work Step by Step
Use the figure given in the exercise, the diagonal of the base is $700\sqrt 2\ ft$ and half of that is $350\sqrt 2\ ft$, thus $\theta=atan(\frac{200}{350\sqrt 2})\approx22^\circ$
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 - 5.4 Solutions and Applications off Right Triangles - 5.4 Exercises - Page 549: 53
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