Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 11 - Section 11.2 - The Cosine Ratio and Applications - Exercises: 17

Answer

$a\approx84.8$ ft $b\approx53.0$ ft

Work Step by Step

$\cos32=\frac{a}{100}$ $100\times\cos32=a$ $a\approx84.8$ $\sin32=\frac{b}{100}$ $100\times\sin32=b$ $b\approx53.0$
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