Two persons A and B took a wire of equal length 'A' bent in the form of a reactangle with perimeter 12 cm. B bet it in the form of a square, then find the area of the square , then find the area of the square formed.

Answer

`9 cm^2`

Explanation

Let the side of the square be a.
Since A and B took an equal length of the wire.
`therefore` Perimeter of the square= Perimeter of the rectangle
`4a=12`
`a=3cm`
Area of the square `=a^2=3^2=9cm^2`.