9 square feet.
184.08 square feet is needed.
1
At least 31.77 square yards are needed.
A square yard is = to 9 square feet.
Four tiles are needed.
6' x 9' (54 square feet) = 6 square yards of tiles needed.
28' x 14' (392 square feet) = 43.5 square yards of carpet needed.
13' x 15' (195 square feet) = 21.67 square yards of carpet needed.
Another 53.75 square feet of tile would be needed.
Approximately 16.33 square feet.
348 square feet are 38.666667 square yards.