Question

find the perimeter. include the unit. 14 yd 13 yd 12 yd

Explanation:

Step1: Recall perimeter formula

The perimeter $P$ of a triangle is the sum of the lengths of its sides. If the side - lengths are $a$, $b$, and $c$, then $P=a + b + c$.

Step2: Identify side - lengths

Here, $a = 14$ yd, $b = 13$ yd, and $c = 12$ yd.

Step3: Calculate perimeter

$P=14+13 + 12=39$ yd.

Answer:

39 yd