Trigonometry 7th Edition

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

Chapter 2 - Section 2.5 - Vectors: A Geometric Approach - 2.5 Problem Set - Page 105: 8

Answer

See below.

Work Step by Step

If we apply a force $F$ to an object and there is an angle $\theta$ between the force and the movement of the object, then the work done by the force can be obtained by multiplying $d$ and $|F|\cos\theta$.
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