30 feet by 28 feet equals 840 square feet. 30 inches by 28 inches equals 840 square inches, or 5.833 square feet.
28 square meters equals 301.4 square feet.
16 feet x 28 feet equals 448 square feet.
19 feet by 28 feet gives you 532 square feet.
28 x 46 = 1,288 square feet.
30 feet by 28 feet equals 840 square feet. 30 inches by 28 inches equals 840 square inches, or 5.833 square feet.
28 square meters equals 301.4 square feet.
28 x 25 = 700 (700 square feet)
16 feet x 28 feet equals 448 square feet.
784 square feet
3.11 square yards = 28 square feet.
19 feet by 28 feet gives you 532 square feet.
224 square feet. (8 x 28 = 224)
28 x 46 = 1,288 square feet.
434 square feet.
28 square feet.
Assuming you meant 28 feet x 28 feet, the answer is 784 sq feet.