Question

The length of a rectangle is l and the width of the rectangle is w.

Answer 1

In this question , it is given that The length of a rectangle is l and the width of the rectangle is w.

And to find the perimeter, we have to add all four sides of the rectangle. Two sides are of length l and two sides are of width w,

So the perimeter is

$=l+w+l+w = 2l+2w$

And the correct option is the third option .