A 24" by 18" tile is 432 square inches or three square feet.
An example: A room 24 feet by 18 feet is 24 x 18 = 432 square feet.
432 square feet.
62,208 square inches.
9 square feet = 1 square yard -- Floor = 24' x 18' = 432 square feet -- Ceiling = 24' x 18' = 432 square feet -- 2 walls = 24' x 9' = 216 square feet each = 432 square feet -- Other 2 walls = 18' x 9' = 162 square feet each = 324 square feet Total inside surface of the room = 1,620 square feet = 180 square yards
Just multiply the two numbers together and you get your answer of 432 square feet.
432 square feet. This is an easy calculation - just multiply the length by the width. The answer is the number of square feet.
1 square yard = 9 square feet 2 square yards = 18 square feet 3 square yards = 27 square feet . . . 24 square yards = 216 square feet
12' x 18' = 216 square feet1 square yard = 9 square feet216 square feet = (216 / 9) = 24 square yards
24 x 24 = 576 square feet.
Three square feet.
14 x 24 = 336 square feet.