Respuesta :

Length =
[tex]108 \div 9 = 12 \: ft.[/tex]
Perimeter =
[tex](9 \times 2) + (12 \times 2) = 42 \: ft.[/tex]
Length = 12 feet, Perimeter = 42 feet.

Hope this helps.
JaydenThimoleas
108 divided by 9 to find the length of the other side (12)
The perimeter is all of the sides added up. (42)