Question

You are going to paint your door on the outside. Your door is 7 feet 2 inches tall and 32inches wide. You need to know the surface area of the front of your door to determine howmuch paint to buy. The hardware store sells paint by how much covers a square foot. What isthe surface area you should report to the hardware store?

Answer 1

Data

height = 7 ft 2 in

width = 32 in

1.- Convert height into inches

1 ft ------------ 12 in

7 ft ------------ x

x = 84 in

total height = 84 + 2

= 86 in

2.- Calculate the area

Area = height x width

Area = 84 x 32

Area = 2688 in 2