Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 3 - Review Exercises - Page 135: 12



Work Step by Step

In order to convert a radian measure to degrees, we must multiply the given radian measure by $\frac{180}{\pi}^{\circ}$ and simplify. Therefore, $\frac{9\pi}{10}radians=\frac{9\pi}{10}(\frac{180}{\pi}^{\circ})=\frac{1620\pi}{10\pi}^{\circ}=162^{\circ}$.
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