#### Answer

C

#### Work Step by Step

We first find the length of a side of the new square. The equation of a square is $A=s^{2}$, so we obtain:
$49=s^{2} \\\\ s=7$
We subtract 2 to find that the length of the sides of the original square is 5 inches.

Published by
Prentice Hall

ISBN 10:
0133281140

ISBN 13:
978-0-13328-114-9

C

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