Answer:
1 I think but you said they all have the same area
45
5 divided by 5 equals 1
1 plus 4 equals 5
5 times 12 equals 45
The answer is 3 because z to the y a-1
If the long side on both is 9ft and 3ft then 3•3 is 9 so for the short side you do the same. If the short side is 1ft and the other is "j" then it's 1•3 is 3.
1•3=3
Sorry if it's confusing the way I explained it.