Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises - Page 7: 12


a. $30^{\circ}$ b. $120^{\circ}$

Work Step by Step

a. 90$^{\circ}$ - $60^{\circ}$= $30^{\circ}$ complementary angles have a sum of $90^{\circ}$ b. $180^{\circ}$- $60^{\circ}$ = $120^{\circ}$ supplementary angles have a sum of $180^{\circ}$
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