Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley
ISBN 10: 1118583191
ISBN 13: 978-1-11858-319-7

Chapter 7 - Trigonometry and Periodic Functions - Review Exercises and Problems for Chapter Seven - Page 316: 31


$\approx 286.5^\circ$

Work Step by Step

Simplify $5\pi/\pi$ to simply $5 \: \textrm{rad.}$ Using the fact that $\pi \: \textrm{rad.} = 180^\circ$, $$5 \: \textrm{rad.}\cdot \frac{180^\circ}{\pi \: \textrm{rad.}}=\frac{900}{\pi}=286.5^\circ$$
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