Trigonometry 7th Edition

Published by Cengage Learning
ISBN 10: 1111826854
ISBN 13: 978-1-11182-685-7

Chapter 3 - Section 3.4 - Arc Length and Area of a Sector - 3.4 Problem Set - Page 153: 8


4.32 feet

Work Step by Step

We know that the length of the arc $s$ cut off by $\theta$ can be calculated as $s=r\theta$. We are given that $\theta=2.4$ and $r=1.8$ feet. Therefore, $s=2.4(1.8)=2.4\times1.8=4.32$ feet.
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