Question

The length of a rectangular kitchen floor is 8 feet longer than w, its width. Which expression represents the area of the floor?

(2w+16) square feet
(4w+16) square feet
(W^2+8) square feet
(W^2+8w) square feet

Answer 1

see below

Explanation:

We can write the length as w + 8 and since area is length * width our answer is w * (w + 8) = w² + 8w.