Answer
0.953717
Work Step by Step
$\sin 72^{\circ}30'= \sin72^{\circ}+\frac{30}{60}^{\circ}=\sin 72.5^{\circ}$
Using degree mode and the sine function, we obtain
$\sin 72.5^{\circ}=0.953717$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 5 - Trigonometric Functions - Chapter 5 Test Prep - Review Exercises - Page 560: 44
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