Area units calculator & converter tool
M2 Conversions Table
Equivalent of 18 m2 (Square meter): |
180000 cm2 (Square centimeter) |
1800 dm2 (Square decimeter) |
18000000 mm2 (Square milimeter) |
1.8E-5 km2 (Square Kilometer) |
0.0018 Hectare |
0.18 Are |
0.018 Decare |
18 Centiare |
0.00526509 Arpent |
18000 Barn |
193.7502 Square feet |
0.00444789 Acre |
0.7116642 Square perche |
6.9498E-6 Square mil |
21.52782 Square yard |
27900.083296733 Square inch |
1.9314E-7 Canton |
2.7792E-5 Homestead |
0.0177912 Rood |
M2 / Dm2 Units Definition
m2 (Square meter)
The square meter, also called meter squared, is the unit of area of the International Standardized System (SI). The symbol for square meter is m2. Less formally, the square meter is sometimes abbreviated to m2.1 square meter is equal to the area of a square whose sides measure 1 meter.
dm2 (Square decimeter)
Therefore, a square decimeter (or "square decimeter" in British spelling) is one tenth of a square meter. It can also be expressed by ten square centimeters. A rough example of a decimeter could be the average surface area of some smartphone screens.