Answer
Slope formula
Work Step by Step
To see if two lines are parallel, we must see if they have the same slope. In order to find the slopes of the lines, it is necessary to use the slope formula.
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Chapter 10 - Section 10.3 - Preparing to Do Analytic Proofs - Exercises - Page 474: 32c
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
