Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Review - Page 179: 11


b. (90 - x)

Work Step by Step

Complements are angles whose degrees sum to 90. If one is x, then we find the other by subtracting x from 90, written as 90 - x.
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