Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 10 - Radical Expressions and Equations - Chapter Review - Page 656: 53


$\sin A=\frac{8}{17}$ $\cos A=\frac{15}{17}$ $\tan A=\frac{8}{15}$

Work Step by Step

Using the Pythagorean theorem to find the other side of the right triangle: $a^2+b^2=c^2$ $8^2+b^2=17^2$ $b=15$ $\sin A=\frac{8}{17}$ $\cos A=\frac{15}{17}$ $\tan A=\frac{8}{15}$
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