40x40=1,600 sq. ft. 100 sq. ft. in a square. 16 square. Allow extra for the starter row and the cap unless you are going to use a ridge vent.
If you mean a 9 ft x 10 ft floor, then it is 90 ft2.
20 ft x 20 ft = 400 sq ft.
6 sq. yds
800 on each floor.
40x40=1,600 sq. ft. 100 sq. ft. in a square. 16 square. Allow extra for the starter row and the cap unless you are going to use a ridge vent.
If you mean a 9 ft x 10 ft floor, then it is 90 ft2.
67.5 sq ft
24*17 or 408 square feet.
Multiply width by length to get the area. The answer would be 360 square feet which is 40 square yards.
Well, honey, 40x40 feet is 1600 square feet. To convert that to square meters, you divide by 10.764, giving you approximately 148.64 square meters. So, there you have it, darling, 40x40 feet is about 148.64 square meters.
121 sq ft
The White House has 55,000 sq. ft. of floor space.
20 ft x 20 ft = 400 sq ft.
150
6 sq. yds
800 on each floor.