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: 13

Answer

70° and 110°

Work Step by Step

7x + 11x = 180°(supplementary angles sum up to 180°) 18x = 180° x = 10° 7x= 70° and 11x = 110°
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