Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 4 - Review Exercises - Page 207: 32b

Answer

$AC=13$

Work Step by Step

If $AB=5$ and $BC=12$, and $\angle B$ is a right angle, then $\triangle ABC$ is a right triangle with leg lengths of 5 and 12. Using The Pythagorean Theorem... $5^{2}+12^{2}=c^{2}$ $25+144=c^{2}$ $169=c^{2}$ $c=13$ $AC=13$
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