1 square foot = 1 ft * 1 ft = 12 inches * 12 inches = 144 square inches.
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144 square inches in 1 square foot.
1 foot = 12 inches(1 foot)2 = (12 inches)2 = (12)2 x (inches)21 square foot = 144 square inches2 square feet = 288 square inches..24 square feet = 3,456 square inches
135 square inches is 0.9375 square foot.
how many square feet is 2 foot 2 inches x 1 foot 9 inches
A dollar bill is 17 square inches. One square foot is 144 square inches. There are 8.47059 dollar bills in one square foot, according to the ChaCha website.