Are you asking if it is 12 feet x 24 feet, or 12 inches x 24 inches? That makes a difference. 12 feet x 24 feet is 288 square feet, but 12 inches has to be converted to 1 foot and 24 inches has to be converted to 2 feet. Then you have 1 foot x 2 feet, which is 2 square feet.
156 square feet
2' x 6' = 12 square feet. That, multiplied by 100, is 1200 square feet.
12 ft X 12 ft = 144 sq.ft.
144 square feet.
12 square feet
Are you asking if it is 12 feet x 24 feet, or 12 inches x 24 inches? That makes a difference. 12 feet x 24 feet is 288 square feet, but 12 inches has to be converted to 1 foot and 24 inches has to be converted to 2 feet. Then you have 1 foot x 2 feet, which is 2 square feet.
20 x 12=360ft^2
12 feet x 12 feet = 144 square feet.
156 square feet
2' x 6' = 12 square feet. That, multiplied by 100, is 1200 square feet.
12 ft X 12 ft = 144 sq.ft.
12 x 17 = 204 (square feet).
It is: 2/12 times 3/12 = 1/24 square feet
144 square feet.
12' x 33' = 396 square feet
Floor and ceiling = (10 x 12) = 120 square feet each2 walls = (10 x 7) = 70 square feet eachother 2 walls = (12 x 7) = 84 square feet eachTotal surface area in the room = 2 x (120 + 70 + 84) = 548 square feet