## Algebra 2 (1st Edition)

$P=54$
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, $P=54$