Answer:
a = length
b = height(width)
a=3b
2(a+b)=120
2(b+3b)=2(4b)=8b
8b=120
b=15
a=45
length is 45 feet
width is 15 feet
I think the answer is option A
6/54 = 3/27 = 1/9
1:9 ratio
