12' x 21' (252 square feet) = 28 sq. yards.
3.11 square yards = 28 square feet.
Assuming that the room is 12 FEET by 28 FEET the area is 336 square feet.
224 square feet. (8 x 28 = 224)
434 square feet.
336 square feet (12 x 28 = 336).
37.33 sq yd
784 square feet
12' x 21' (252 square feet) = 28 sq. yards.
Total square feet: 336.0
The floor area of a building12 feet x 28 feet is 336 square feet.
3.11 square yards = 28 square feet.
Assuming that the room is 12 FEET by 28 FEET the area is 336 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.
(12-ft x 21-ft) / (9 square feet per square yard) = 28 square yards