Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 11 - Test - Page 527: 13b

Answer

$30^{\circ}$

Work Step by Step

$\sin\alpha=\frac{1}{2}$ $\alpha=\sin^{-1}\frac{1}{2}$ $\alpha=30^{\circ}$
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