Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10: 9781285195698
ISBN 13: 978-1-28519-569-8

Chapter 5 - Test - Page 264: 10b



Work Step by Step

$\triangle RST$ is a 45-45-90 Triangle. The length of the hypotenuse is $(leg length)\sqrt 2$. Since the hypotenuse is $8 \sqrt2$, then the length of each leg equals $8$. So... $XZ=ZY=8$ or just $XZ=8$
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