## Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole

# Chapter 1 - Section 1.6 - Relationships: Perpendicular Lines - Exercises: 19a

Perpendicular.

#### Work Step by Step

The $\bot$ shows that one line forms two 90$^{\circ}$ angles with the other. This is the definition of perpendicular.

After 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.