Area = 30*40 = 1200 square meters
2.5*4 = 10 square meters
21 square feet (7'x3') = 1.95 square meters.
14.96 square meters.
37.125 square foot = 3.449 025 36 square meter
It will take nine 330 by 330 mm tiles to cover one square meter. The room is 144 square meters in area. 9X144=1296 tiles. With a 5mm grout.
2.5 x 3.0 = 7.5 square meters
2.5*4 = 10 square meters
3.34 square meters.
4,882 square feet equates to 453.55 square meters.
25*30 = 750 sq metres.
21 square feet (7'x3') = 1.95 square meters.
215 square meters = 2314.2407396 square feet
It would be a very small room. More like a closet. Try 1 meter by 3 meter, or 1.5 meter by 2 meter both would make 3 square meters.
5 meters x 3 meters = 15 square meters
A square meter is a unit for an area. If you have a room that is 3 meters by 4 meters, it has a floor area of 3x4=12 square meters. This unit can not be converted to regular meters because they measure two different sort of things.
You have to measure the area of the room. Measure both length and width in meters and multiply both to get the area in square meters.
2m x 1m = 2 sq metres.