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A rectangular room is 14 feet by 20 feet. The ceiling is 8 feet high.
a. Find the length and width of the smaller wall.
b. Find the area of the smaller wall.
c. Find the area of the larger wall.
d. Find the total area of the four walls in the room.
e. If a gallon of paint costs $36.50 and it covers 350 square feet on average, what is the cost of painting the room with two coats of paint? Explain your answer.
f. This room is well-insulated and is on the north side of the house.
How large an air conditioner would this room require? Round to the nearest thousand BTUs. |
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