Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 4 - Review Exercises - Page 207: 32a

Answer

$AB\bot BC$

Work Step by Step

$ABCD$ is a rectangle with four right angles. IF $AB=5$ and $BC=12$ then they cannot be parallel to each other since parallel sides in a rectangle are congruent. Thus $AB$ must be perpendicular to $BC$.
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