None.
A foot is a measure of length or distance in 1-dimensional space while a square foot is a measure of area in 2-dimensional space. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid without some addition information.
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there are 55 feet
60 x 55 = 3300 square feet
592.015 square feet.
55 yards of carpet is 495 square feet. 55 x 9 = 495
592.015073 sq ft are in 55 sq meters.