Question

A rectangular room measures 12 feet by 7 feet. Find the cost of installing a strip of wallpaper around the room if the wallpaper costs $ 0.97 foot.

Total costs= $ _____

Answer 1

Find the perimeter of the room, which is the sum of all four sides:

12 + 12 + 7 + 7 = 38 feet.

The cost would be 38 ft x 0.97 per foot = $36.86