Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 2 Linear Equations and Functions - 2.2 Find Slope and Rate of Change - 2.2 Exercises - Skill Practice - Page 86: 2

Answer

See below.

Work Step by Step

If two non-vertical lines are parallel, then their slopes are equal. If two non-vertical lines are perpendicular, then their slopes are the negative reciprocals of each other (their product is $-1$).
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