Answer
$x=39$
Work Step by Step
Using the Pythagorean Theorem, which is given by:
$a^2+b^2=c^2$
We are given $a=15,b=36, c=x$
Solving: $15^2+36^2=x^2$
$x^2=1521$
$x=39$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 10 - Radical Expressions and Equations - 10-1 The Pythagorean Theorem - Lesson Check - Page 616: 1
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