Prealgebra (7th Edition)

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

Chapter 1 - Section 1.3 - Adding and Subtracting Whole Numbers, and Perimeter - Exercise Set: 91


The perimeter is 124 ft.

Work Step by Step

The square has its four sides equal to each other. So if one is 31 ft, the others are 31 ft too. So the perimeter is 31 + 31 + 31 + 31 = 124
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