Answer
8
Work Step by Step
$8\times8=64$
so
$\sqrt {64}=8$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 6 - Review - Page 460: 33
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