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: 20


$x=10$ ft $y\approx17.3$ ft

Work Step by Step

$\cos60=\frac{x}{20}$ $20\times\cos60=x$ $x=10$ $\sin60=\frac{y}{20}$ $20\times\sin60=y$ $y\approx17.3$
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