12' x 18' = 216 square feet.
12' x 10' = 120 square feet.
12' x 14' = 168 square feet
12' x 12' is 13.4 (13.3780378) square meters.
10 x 12 feet is 120 sq-ft which equals 11.1 square meters
30' * 12' = 360 sq ft
4 feet times 12 feet equals 48 square feet.
Equals (34.5/12) feet x (92/12) feet = 34.5 x 92/144 sq feet
80.208 square feet for this area.
12 feet x 12 feet = 144 square feet.
156 square feet
To work out the area of a room multiply the width by the length.13 feet x 12 feet equals 156 square feet.Therefore the area of a 13 x 12 room is 156 square feet.