15 (square meters) = 161.458656 square feet.
-- 5m x 3m = 15 square meters on the floor. -- Another 15 square meters on the ceiling. -- (10 x height of the room) on one pair of walls. -- (6 x height of the room) on the other pair of walls.
There are: 10*15 = 150 square meters
3*5 = 15 square meters
A 15' x 15' room has 225 square feet, and 225 square feet is about 20.903184 square meters. By inspection, that's just a bit short of 21 square meters.
A 19' x 15' room is 285 square feet or 26.477 square meters.
29.26 square meters.
15 squar metres, 3mx5m=15m2 A room 3 meters by 5 meters has an area of 15 square meters (3 m x 5 m = 15 m2).
18.11 square meters.
61.316 square meters
5 meters x 3 meters = 15 square meters
Multiply width by length to get the area. The answer would be 15 square meters.