Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 6 - 6.1 - Angles and Their Measure - 6.1 Exercises - Page 431: 40


6.5 radians

Work Step by Step

Counterclockwise rotation -> positive angle Draw a circular arc from the extremity of the initial side to the extremity of the terminal side. Use the formula: $s=r\theta$ $\theta=\frac{s}{r}$ Given that the length of the arc, $s$, is about 6.5 times the length of the sides, $r$: $\theta=6.5~radians$
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