None.
An ounce is a measure of mass while a square foot is a measure of area in 2 dimensional space. The two measure different characteristics and, according to basic principles of dimensional analysis, any attempt to convert between the two is fundamentally flawed.
15 square feet = 1.66 square yards.
155.55 square yards in 1,400 square feet.
218 squared meters * 10.764 squared feet per squared meter = 2346.552
512 feet squared
24 square feet.
44 fluid ounces equal 0.04595 cubic feet.
Nine square yards equals 81 square feet.
Three acres is 130,680 square feet.
1km2 equals 10,763,910 square feet.
6.5 feet squared.
Nine feet squared equates to 1,296 inches squared. ** feet squared x 144 = inches squared
one.
27,880,000 square feet in one square mile.
Europe is 33,398,950,131.23 feet squared. It is 10,180,000 km squared.
Divide that by 144 (12 squared).
Fluid ounces represent a quantity of volume; square feet is a measure of area - the two are incompatible, and so cannot be converted from one to the other.
15 square feet = 1.66 square yards.