SOLUTION: one side of a rectangle is 20 inches. If the perimeter is 60 inches, what is the length of the other side?

Algebra ->  Rectangles -> SOLUTION: one side of a rectangle is 20 inches. If the perimeter is 60 inches, what is the length of the other side?      Log On


   



Question 977896: one side of a rectangle is 20 inches. If the perimeter is 60 inches, what is the length of the other side?
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
Hi there,
A Perimeter = 2 x Length + 2 x Width
If we make the Width = 20 ins.
Then:
60 = 2 x Length + 2(20)
60 = 2L + 40
2L = 60 - 40
L = 10
This is the size of the other side = 10 inches.
Hope this helps:-)