Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 1 - Section 1.7 - Exponents and Order of Operations - Exercise Set: 87

Answer

area = $49\ m^2$ perimeter = $28\ m$

Work Step by Step

The area of a square is the square of the length of the sides. $7^2=49$ The perimeter of a square is the sum of the length of the sides, or 4 times the length of a side. $7\times4=28$
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