Assuming that there is no door or the door is painted as part of the wall:
Ceiling = 9 by 7 = ?
Opposite walls = 2(8*7) + 2(8*9) = ?
Combine all of above and divide by 275.
Any fraction would be left over.
Minnie is painting her wall-in closet. Each gallon of paint covers 275 square feet.The closet is in the shape of a right rectangular prism. The floor is 9 feet wide and 7 feet long. The ceiling is 8 feet high. How many gallons of paint should Minnie buy to cover the four walls and the ceiling with "two" coats of paint? How many gallons of paint will be left over after Minnie paints the closet? Explain. (READ CAREFULLY AND ANSWER BOTH QUESTIONS PLEASE!)
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