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Q: How many square ft is a 40x40 floor?

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20 ft x 20 ft = 400 sq ft.

6 sq. yds

800 on each floor.

11' * 11' = 121 sq ft = 11.241 sq metres (to 3 dp)

960 square feet.

Related questions

Multiply the two dimensions to get the area. In this case the calculation gives you 1,600 square feet.

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.

121 sq ft

20 ft x 20 ft = 400 sq ft.

To calculate the area of a square or rectangle, multiply the length by the width. In this case, the garage floor is 20 ft. x 40 ft. = 800 sq. ft.

150

6 sq. yds

800 on each floor.

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