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: 3


a) $45^{\circ}$ b) $135^{\circ}$

Work Step by Step

a) Formula to find Complement of an angle: $90^\circ$ - $X^\circ$ $90^{\circ}$ - $45^{\circ}$ = $45^{\circ}$ b) Formula to find Supplement of an angle: $180^\circ$ - $X^\circ$ $180^{\circ}$ - $45^{\circ}$ = $135^{\circ}$
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