Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 8 - Right Triangles and Trigonometry - 8-3 Trigonometry - Lesson Check - Page 510: 7



Work Step by Step

The diagram shows you the adjacent and opposite side lengths are 39$^{\circ}$ tan(39)=$\frac{x}{15}$ 15(tan(39$^{\circ}$)=x Use a calculator to find x. x=12.1
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