the perimeter of a rectange is 70cm .if the lengyh exeed its breadth by 5cm find the dimention of the rectangleu
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let the breadth be x cm then,
length will be x+5 cm
perimeter of rectangle = 2(l+b)
70=2(x+x+5)
70=2(2x+5)
70=4x+10
70-10=4x
60=4x
x=60/4
x=15
breadth =15
length =15+5=20
length will be x+5 cm
perimeter of rectangle = 2(l+b)
70=2(x+x+5)
70=2(2x+5)
70=4x+10
70-10=4x
60=4x
x=60/4
x=15
breadth =15
length =15+5=20
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