Question

A rectangle has a length of x centimeters and a width of 20 centimeters.

Which expression represents the perimeter of the rectangle?

Answer 1

i believe the answer is x+20

Answer 2

2x + 40

Explanation:

Given ,

L = x

B = 20cm

To Find: Expression that represents the Perimeter

Perimeter of rectangle = 2(l+b)

= 2(x+20)

= 2x + 40