Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 5 - Trigonometric Functions - Chapter 5 Test Prep - Review Exercises - Page 559: 10

Answer

$-61^\circ30'12''$

Work Step by Step

Given angle $\theta=-61.5034^\circ$, we have $\theta=-(61^\circ+0.5034^\circ)=-(61^\circ+(0.5034\times60)')=-(61^\circ+30.204')=-(61^\circ+30'+(0.204\times60)'')=-(61^\circ+30'+12.24'')\approx-61^\circ30'12''$
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