SOLUTION: please help me solve this question: the length of rectangle is twice as much as its breadth. if the perimeter is 120cm, the length of the rectangle is

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Question 774590: please help me solve this question:
the length of rectangle is twice as much as its breadth. if the perimeter is 120cm, the length of the rectangle is

Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
length of rectangle is twice as much as its breadth. if the perimeter is 120cm, the length of the rectangle is:
let x=breadth of rectangle
2x=length of rectangle
twice the breadth+twice the length=perimeter
2x+4x=120
6x=120
x=20
2x=40
the length of the rectangle is: 40 cm