Answer
$P=54$
Work Step by Step
Given Information: $P$ is unknown, $l=15$ feet, and $w=12$ feet, and the perimeter formula is $P=2l+2w$.
$P=2l+2w$
Using substitution, $P=(2\times15)+(2\times12)=30+24=54$
Therefore, $P=54$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 1, Equations and Inequalities - 1.5 Use Problem Solving Strategies and Models - 1.5 Exercises - Skill Practice - Page 37: 7
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