16 x 13 feet has an area of 208 square feet.

If mean how many square feet are in 13 feet by 25 feet, then the answer is 325 square feet. (13 x 25 = 325)

About 33 of them - with no space in between!

if you mean 13 feetx13 feet, then answer is 169 square feet

13' x 13' (169 square feet) = 18.77 square yards. (divide square feet by 9 to get square yards)

12 x 13 = 156 square feet.

13 x 20 = 260 square feet.

13' x 17' = 221 square feet.

13 x 16 = 208 square feet.

13 square inches = ~0.1 square feet.

13 acres is 566,280 square feet.

Multiply 13 x 13, that comes to 169 square feet.

13 x 18 = 234 square feet.

1 acre = 43,560 square feet 13 acres = 566,280 square feet

312 square feet = 24 feet * 13 feet = 312 sq. ft.