Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 4 - Section 4.1 - Angles and Radian Measure - Exercise Set: 73

Answer

10$\pi$ feet $\approx$ 31.42 feet

Work Step by Step

θ =225 ° = $\frac{225 °\pi}{180 °}$ As we know, s = θr. So, s = 8 x $\frac{225 °\pi}{180 °}$ = 10$\pi$ feet $\approx$ 31.42 feet.
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