Area units calculator & converter tool
Mm2 Conversions Table
Equivalent of 20 mm2 (Square milimeter): |
2.0E-5 m2 (Square meter) |
0.2 cm2 (Square centimeter) |
0.002 dm2 (Square decimeter) |
2.0E-11 km2 (Square Kilometer) |
2.0E-9 Hectare |
2.0E-7 Are |
2.0E-8 Decare |
2.0E-5 Centiare |
5.8501E-9 Arpent |
0.02 Barn |
0.000215278 Square feet |
4.9421E-9 Acre |
7.90738E-7 Square perche |
7.722E-12 Square mil |
2.39198E-5 Square yard |
0.031000092551925 Square inch |
2.146E-13 Canton |
3.088E-11 Homestead |
1.9768E-8 Rood |
Mm2 / Rood Units Definition
mm2 (Square milimeter)
Unit of area measurement equal to a square with a side of one millimeter. Abbreviations: mm2, mm².
Rood
Rood is an English unit of area equal to one quarter of an acre or 10,890 square feet, exactly 1,011.7141056 m2. A rectangle that is one furlong (i.e., 10 chains, or 40 rods) in length and one rod in width is one rood in area, as is any space comprising 40 perches (a perch being one square rod).