Elementary Geometry for College Students (5th Edition)

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

Chapter 11 - Section 11.3 - The Tangent Ratio and Other Ratios - Exercises: 17

Answer

$y\approx5.3$ $z\approx8.5$

Work Step by Step

$\sin58^{\circ}=\frac{z}{10}$ $10\times\sin58^{\circ}=z$ $z\approx8.5$ $\cos58^{\circ}=\frac{y}{10}$ $10\times\cos58^{\circ}=y$ $y\approx5.3$
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