You have three dimensions, so you are no longer measuring SQUARE feet but CUBIC feet. 10x10x12=1200 cubic feet.
201.6 square feet.
200 square feet
11 x 12 = 132 square feet
264 square feet. Just multiply length by width - the answer is the square footage.
196 square feet. Just multiply length by width - the answer is the square footage.
200 square feet.
182 square feet.
201.6 square feet.
270 Square Feet.
56 SQUARE FEET
That is 64 square feet !
200 square feet
There is no way to convert linear feet to square feet because the unit 'linear feet' measures length but the unit 'square feet' measures area.
144 square feet.
126 square feet
31.4167 square feet.
About 288.17 square feet.