Answer
51.2 ft
Work Step by Step
$40^2+x^2=65^2$
$1600+x^2=4225$
$x^2=2625$
$\sqrt {x^2} =\sqrt {2625}$
$x=51.23$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 10 - Review - Page 748: 125
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