Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises: 14

Answer

150° and 30°

Work Step by Step

(20x+10°) + (3x+9°) = 180° 23x + 19° = 180° 23x = 161 x = 7 20x+10°= 150° and 3x+9° = 30°
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