A rectangle ABCD of area 210 cm2 has 15 cm as its length. If the area of the rectangle ABCD is increased to 2\frac{1}{3} times of the original area by increasing its length only, then what will be the perimeter of the rectangle so obtained?

CTET 2 Math and Science 28 Dec 2021 Paper

Question : 50 of 150

Marks: +1, -0

A rectangle ABCD of area 210 cm2 has 15 cm as its length. If the area of the rectangle ABCD is increased to 2

\;{1}/{3}

times of the original area by increasing its length only, then what will be the perimeter of the rectangle so obtained?

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