Answer
$30^{o}$
Work Step by Step
If $\sin(\theta)=\frac{1}{2}$, then $\theta=\sin^{-1}{(\frac{1}{2})}$
Use a calculator in DEG mode to obtain:
$\sin^{-1}{(\frac{1}{2})} =30^{o}$
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 8 - Applications of Trigonometric Functions - 8.1 Right Triangle Trigonometry; Applications - 8.1 Assess Your Understanding - Page 518: 3
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