Unit Converter › Area › mm² → m²
Area · scale · base square metre
mm² to m²
1 square millimetre (mm²) = 0.000001 m². Multiply by 0.000001. One square millimetre (mm²) is 0.000001 m².
Convert
scale · base square metre
—
| Every unit at once | Value | Unit |
|---|
mm² to m² table
| square millimetre (mm²) | m² | Unit |
|---|---|---|
| 1 mm² | 0.000001 | m² |
| 2 mm² | 0.000002 | m² |
| 3 mm² | 0.000003 | m² |
| 5 mm² | 0.000005 | m² |
| 10 mm² | 0.00001 | m² |
| 20 mm² | 0.00002 | m² |
| 25 mm² | 0.000025 | m² |
| 50 mm² | 0.00005 | m² |
| 100 mm² | 0.0001 | m² |
| 500 mm² | 0.0005 | m² |
| 1,000 mm² | 0.001 | m² |
the acre is exact
An acre is exactly 4,046.8564224 m², because it is defined from the exact yard. A hectare is exactly 10,000 m² — the two are close but never equal.