perimeter of rectangle is 200cm .if one side is 20cm longer than the other ,find the all sides of rectangle.
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Step-by-step explanation:GIVEN
perimeter=200
one side=x
other side=x+20
According to question
2[length+breadth]=200
2[x+20+x]=200
2*20+2x=200
40+2x=200
2x=200-40
x=160/2
x=80
one side=x=80
other side=x+20=80+20=100
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