A simple rectangular room 20 feet by 18 feet has 360 square feet.
A 10x14 room has an area of 140 square feet (10 feet x 14 feet = 140 square feet).
The area of a 12x10 room is 120 square feet.
The room has a total of 352 square feet (22 x 16 = 352).
A 10x13 room would have 130 square feet. This is calculated by multiplying the length (10 feet) by the width (13 feet) of the room to find the total square footage.
18ft*20ft = 360 square feet
216 square feet.
648 square feet.
18 feet x 11 feet = 198 square feet.
You would need 96 square yards to cover a 16 ft. by 18 ft. room. 16 x 18 = 288 square feet. 288 square feet divided by three (feet per yard) equals 96.
400 square feet.
In feet, 18ft 6 ins = 18.5 feet, 15ft 5 ins = 15.42 ft. Area = 18.5 x 15.42 = 285.27 sq ft
525 square feet.
252 square feet.
240 square feet
300 square feet.
162 square feet.