5:3
Chat with our AI personalities
The sacle factor between two shapes is the same as the ratio of their perimeters.
They are the same.
15ft x 9ft = 135 square feet.
More important, what is the question? Four different lengths do not define a rectangle.
If an equilateral triangle and a square have equal perimeters, then the ratio of the area of the triangle to the area of the square is 1:3.