Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.2 - An Introduction to Problem Solving - Exercise Set: 1



Work Step by Step

The perimeter of a square with side length $y$ is $y$ multiplied by the number of sides, since all sides of the square are the same length. Since squares have 4 sides, the perimeter is $4\times y$, or $4y$.
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