Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 12 - Section 12.6 - Radian Measure - Exercise - Page 417: 3

Answer

$0.367\text{ radians}$

Work Step by Step

To convert degrees radians to degrees, multply $\dfrac{\pi \text{radians}}{180^o}$ to the given degree measurement to obtain: \begin{align*} 21^o \cdot \dfrac{\pi\text{ rad}}{180^o}&\approx 0.367 \text{ radians}\end{align*}
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