Normally the square footage of a room refers to the floor area ad so the height of the room is irrelevant. In this case, the area is 4 ft * 4 ft = 16 square feet.
Frst convert feet into inches . Next multiply. So 480 inches multiplyed by 72 inches equals 34,560 square inches
5.55 square feet.
A room 16 feet by 22 feet has an area of 352 square feet (16 x 22). If it is 8 feet 6 inches high, it has a volume of 2992 cubic feet (352 x 8.5).
48 inches by 24 inches = 8 square feet.
51 inches wide x 30 inches long = 10.625 square feet.
It is 3 dimensional, therefore measured in cubic feet.
8.25 square feet.
Six square feet.
5 square feet
12.25 square feet.
13.5 square feet.
17.11 square feet.