SOLUTION: The length of a rectangle is three times its width. If the area of the rectangle is 300 , find its perimeter.

Algebra ->  Rectangles -> SOLUTION: The length of a rectangle is three times its width. If the area of the rectangle is 300 , find its perimeter.      Log On


   

Question 599818: The length of a rectangle is three times its width.
If the area of the rectangle is 300 , find its perimeter.
Answer by malibadbad(1) About Me  (Show Source):
You can put this solution on YOUR website!
A=300
A=LxW
A=30x10
Therfore:
P=2L+2W
P=2(30)+2(10)
P=60+20
P=80
The perimeter is 80 (units)