SOLUTION: A rectangle has a perimeter of 140 centimeters. If the length of the rectangle is 6 times its width, find the dimensions of the triangle.

Algebra ->  Rectangles -> SOLUTION: A rectangle has a perimeter of 140 centimeters. If the length of the rectangle is 6 times its width, find the dimensions of the triangle.      Log On


   

Question 1065777: A rectangle has a perimeter of 140 centimeters. If the length of the rectangle is 6 times its width, find the dimensions of the triangle.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P=2L%2B2W=140
L%2BW=70
and
L=6W
Substituting,
6W%2BW=70
7W=70
Solve for W then go back and solve for L using either equation.