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64 tiles for a square shape of 140 square feet
each tile equals 18 in x 18 in = 324 sq in
140 sq ft = 140 x (12x12) = 20160 sq in
20160 sq in : 324 sq in = 62.222 tiles
sq root of 62.222 = 7.888 tiles per side
so you will use 8 tiles per side and will have a leftover of .112
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∙ 11y ago
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