40*40 = 1600 square feet
12 feet X 40 feet = 480 square feet.
Area = Length * Width 21 * 40 = 840 Square Feet
2,400 square feet. Just multiply length by width - the answer is the square footage.
40 square yards = 360 square feet.
40*40 = 1600 square feet
40 square feet.
When the length and width of the room are equal to 40 feet. In this way, you will have 40 x 40 equal 1,600 square feet.
480ft
600 square feet.
12 feet X 40 feet = 480 square feet.
If it is 8 feet by 5 feet then there are 8*5 = 40 square feet
5 x 8 = 40 40 square feet
8 * 5 = 40 square feet
1,120 square feet.
40
Area = Length * Width 21 * 40 = 840 Square Feet