The perimeter of a rectangle having area equal to 144 (cm)2 and sides inthe ratio 4 : 9 is
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4x × 9x=144
x2=144/36
X=2
so sides are 8 and 18
and perimeter is 52 cm..
x2=144/36
X=2
so sides are 8 and 18
and perimeter is 52 cm..
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