Trigonometry (10th Edition)

by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie

Published by Pearson

ISBN 10: 0321671775

ISBN 13: 978-0-32167-177-6

Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises - Page 7: 15

Answer

30° and 60°

Work Step by Step

2y + 4y = 90° (complementary angles add up to 90°) 6y = 90° y = 15° 2y = 30° and 4y = 60°

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