Answer
(a)
$-160°$
$200°$
(b)
$590°$
$-130°$
Work Step by Step
(a)
$-520°+360°=-160°$
$-520°+2(360°)=200°$
(b)
$230°+360°=590°$
$230°-360°=-130°$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 6 - 6.1 - Angles and Their Measure - 6.1 Exercises - Page 430: 26
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