SOLUTION: the length and width of a rectangle are in the ratio of 3 to 3.if the perimeter is 80cm,calculate.the width,the length of a diagonal, the area of the rectangle
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Question 638673: the length and width of a rectangle are in the ratio of 3 to 3.if the perimeter is 80cm,calculate.the width,the length of a diagonal, the area of the rectangle Answer by opeodu(24) (Show Source):
You can put this solution on YOUR website! L/b=3/3 l=b 2(l+b)=80 l+b=40 2b=40 b=20cm l=20cm length of diagonal=sqrt 20^2+20^2=sqrt800 area= 20*20=400cm2
