Mohamed has been offered a job to paint the outside of a barn. If one gallon costs $25 and covers 500 square feet. How much will it cost to paint the barn with one coat? The picture shows the dimensions of the barn. = Does not need paint 25ft 77ft 36ft- What is the area of the sides? ft2 What is the area of the front and back? ft 2 What is the area of the gable ends (the triangle at the top of the front and back)? ft 2 What is the surface area of the paintable region of the barn? ft2 How many gallons will it take to paint the barn? gallons How much will it cost to buy those gallons