Answer
y = 7
Work Step by Step
Using the Pythagorean Theorem, which is $a^2 + b^2 = c^2$
Given $a = 24, b = y, c=25$
Solving $y = \sqrt (c^2 - a^2)$
$y = \sqrt (25^2 - 24^2) = 7$
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: 2
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