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If the room is 12' long and 8' wide, then there are

-- 12 x 8 = 96 square feet on the floor

-- 12 x 8 = 96 square feet on the ceiling

-- (2 x 12 x height of the ceiling) square feet on one pair of walls

-- (2 x 8 x height of the ceiling) square feet on the other pair of walls.

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11y ago
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13y ago

The area of the bottom and of the top is 108 square feet.

The area of the front and of the back is 72 square feet.

The area of each side is 96 square feet.

The total area of all six faces is 552 square feet.

The volume of the box is 864 cubic feet.

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9y ago

There are 12 inches in a foot and 144 square inches in a square foot. So this would give you 8 square feet.

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Q: How many square feet is in 12 feet long by 9 feet wide by 8 feet tall?
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