Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 6 - 6.1 - Angles and Their Measure - 6.1 Exercises - Page 431: 31

Answer

(a) complement: $72°$ supplement: $162°$ (b) complement: $5°$ supplement: $95°$

Work Step by Step

(a) complement: $90°-Ɵ=90°-18°=72°$ supplement: $180°-Ɵ=180°-18°=162°$ (b) complement: $90°-Ɵ=90-85°=5°$ supplement: $180°-Ɵ=180°-85°=95°$
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