Answer :

Let the length and breadth of a rectangle be 2x and x respectively

According to the question;


Area = 288 cm2


Area = length.breadth


x(2x) = 288 cm2


2x2 = 288


x2 = 144


x = 12 or x = – 12


x = 12 ( x cannot be negative)


length = 2.12 = 24 cm, breadth = 12 cm


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