Question

One side of a square became twice as big and the other twice as small, the newly created rectangles area is 28cm2 smaller then the square it used to be.

What is the perimeter of the rectangle?

Answer 1

Answer: Simple way: If the perimeter is 22, the sum of length and breadth is 11 Cm. Now the Area is 28. Factorizing 28, Possible combinations are (1,28),(2,14),(4,7).

5 answers

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Top answer:

let dimension of a rectangle= l × b Then l× b = 28 2(l+b) = 22 You solve the eq

Explanation: