Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 3 - Vectors - Problems - Page 57: 17b


$-37.51^{\circ} $

Work Step by Step

We have the sum of three vectors as: $\vec{a}+\vec{b}+\vec{c}=(30.35\hat{i}-23.3\hat{j})\ m $ The direction of the vector is thus given by: $\theta= tan^{-1}(\frac{-23.3}{30.35})$ $\theta = -37.51^{\circ} $
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