A rectangular' sheet is cut along its length into five equal squares as shown in the figure. The area of a square is `16 cm^2`. Find the perimeter of the rectangle.

Answer

48 cm

Explanation

The area of the square `=16 cm^2`
`therefore a^2=16`
`a=4cm`
Length of the rectangle `=(5)=20cm`
Breadth of the rectangle `=4cm`
Perimeter of the rectangle `=2(20+4)=28 cm`