Question

A formula for finding the area of a rectangle is A = l • w. If you know the area (A) and width (w) of a rectangle, which formula can you use to find the length (l)?

A. l = a/w
B. l = w/a
C. l = A - w
D. l = w - A

Answer 1

A = l*w

divide by w

A/w =l

Choice A