a playground is in the shape of a rectangle the length of the rectangle is three times its breadth and its area is 1728 square metres find the perimeter of the rectangle
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Let the breadth be x.
Given length=3*breadth
=3*x
Area=1728 m^2
l*b=1728m^2
=3x*x=1728
x^2=576
x=24m
Perimeter=2(l+b)
=2(x+3x)
=2*4x
=8x
=24m*8=192m
P=192m.
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