192 square feet
144
There is 121 square feet in a 11'x11' room.
99 square feet !
228 square feet
A 30ft x 14ft room = 420 square feet.
361 square feet.
12x16/13
You have to multiply the two dimensions to get the area. In this case the answer will be 192 square feet. Divide by 9 to get 21.33 square yards.
400 square feet.
324 square feet.
525 square feet.
120 square feet.
252 square feet.
130 square feet.
140 square feet.
352 square feet.
770 square feet.
300 square feet.