Answer
19.63 ft
Work Step by Step
From the diagram, $\tan 73$ = height of the building divided by the distance of the ground
Thus $\tan 73 = \frac{x}{6}$
So x (the height) = $6\tan73$
x = 19.63 ft
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 6 - Review - Test - Page 531: 10
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