Answer
$15.02 ft$
Work Step by Step
Let us consider $h$ to be the height of the tree.
Since, $\tan \theta=\dfrac{Opposite}{Adjacent}=\dfrac{h}{25}$
This gives: $ h =25 \tan 31^{\circ}$
or, $h \approx 15.02 ft$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 13, Trigonometric Ratios and Functions - 13.1 Use Trigonometry with Right Triangles - 13.1 Exercises - Problem Solving - Page 857: 30
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