1/3 acre is 14,520 square feet.
40 m2 = 430.556 square feet.
On square meter has 10.76 square feet.
Miles are distance units, square feet are area units, so there are no square feet in a mile. There are, however, 5 280 linear feet in a mile, so one square mile equals 27 878 400 square feet (5280^2).
9 square feet
One acre contains 43,560 square feet.
One acre is equal to 43,560 square feet.
1/3 acre is 14,520 square feet.
1440 square feet
One acre = 43560 square feet
There are nine square feet in one square yard, so:57 square yards x 9 = 513 square feet.
No. They are quite different. They are the same only in the case of one square foot and one foot square. One square foot is a square, one foot on a side. Ten square feet is an area equal to ten of these square feet. Ten feet square is a square, ten feet per side. Ten square feet contains an area of ten square feet. Ten feet square contains an area of 100 square feet.
1 square mile = 27,878,400 square feet.
104 square feet = 9.66192 square meters.
108 square feet = 12 square yards.
40 m2 = 430.556 square feet.
If a square's area is 10 square feet, the length of one of its sides is 3.16227766 feet.