The perimeter of a rectangle is 36cm.what is the breadth ,if the length is twice the breadth?
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Let the breadth be X
then Length will be 2X
perimeter of rectangle = 2( l + b )
36 = 2 ( X + 2X )
36/2 = 3X
18 = 3X
18/3 = X
X = 6
breadth of the rectangle is 6cm
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