Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 6 - Test - Page 287: 3a

Answer

$\theta=30^o$

Work Step by Step

Use a scientific calculator's inverse cosine function in degree mode to obtain: $\theta = \arccos{(\frac{\sqrt3}{2})} \\\theta=30^o$
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