140 square feet.
324 square feet.
130 square feet.
352 square feet.
770 square feet.
A simple rectangular room 20 feet by 18 feet has 360 square feet.
400 square feet.
324 square feet.
525 square feet.
120 square feet.
252 square feet.
130 square feet.
352 square feet.
770 square feet.
300 square feet.
162 square feet.
240 square feet
16' x 15' = 240 square feet.