Step-by-step explanation:
Perimeter of the parallelogram =2(l+b)
Length =3x and Breadth = 2x
So,
2(3x+2x)=70cm
2*5x=70cm
5x=70 divided by 2,35
5x=35
x= 35 divided by 5, 7
X=7cm.
Length =3x=3*7=21cm
Breadth =2x=2*7=14cm
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