Answer
$156^{\circ}40'$
Work Step by Step
Add $360^{\circ}$ to the given negative angle measure to obtain the angle of least positive measure.
$-203^{\circ}20'+360^{\circ}=359^{\circ}60'-203^{\circ}20'=156^{\circ}40'$
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 - 5.1 Angles - 5.1 Exercises - Page 505: 84
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