Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 1 - Review Exercises: 5



Work Step by Step

1. The interior angles of a triangle have a sum of 180 degrees 60+90+y=180 150+y=180 y=30 2. Repeat with another triangle, insert value of y: 30+90+x+y=180 150+x=180 x=30
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