Simple as 13 x 12 = 156
Didn't they teach you anything at school?
15.84 square meters
28.9255 sq. meters (maybe).
400 square feet.
To find area of a rectangle all you have to do is multiply the two side. So the area of a room 15ft by 11ft = 165ft
240 square feet
252 square feet.
120 square feet.
300 square feet.
162 square feet.
525 square feet.
16' x 15' = 240 square feet.
A simple rectangular room 20 feet by 18 feet has 360 square feet.