Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Appendix D - Trigonometry - D Exercises - Page A32: 15


$\frac{2}{3}$ radians

Work Step by Step

We use the formula $s=θr$ We re-arrange the formula for $θ$: $θ=\frac{s}{r}$ We plug in the given values and simplify: $θ=\frac{1}{1.5}=\frac{2}{3}$ radians
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