Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 9 - Section 9.1 - Lines and Angles - Vocabulary, Readiness & Video Check - Page 609: 12

Answer

perpendicular

Work Step by Step

Perpendicular lines are a particular type of intersecting line. All 4 angles at the point of intersection are right angles.
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