Unit Converter › Area › cm² → km²
Area · scale · base square metre
cm² to km²
1 square centimetre (cm²) = 1.000000e-10 km². Multiply by 1.000000e-10. One square centimetre (cm²) is 1.000000e-10 km².
Convert
scale · base square metre
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| Every unit at once | Value | Unit |
|---|
cm² to km² table
| square centimetre (cm²) | km² | Unit |
|---|---|---|
| 1 cm² | 1.000000e-10 | km² |
| 2 cm² | 2.000000e-10 | km² |
| 3 cm² | 3.000000e-10 | km² |
| 5 cm² | 5.000000e-10 | km² |
| 10 cm² | 1.00000000000e-9 | km² |
| 20 cm² | 2.00000000000e-9 | km² |
| 25 cm² | 2.50000000000e-9 | km² |
| 50 cm² | 5.00000000000e-9 | km² |
| 100 cm² | 1.00000000000e-8 | km² |
| 500 cm² | 5.00000000000e-8 | km² |
| 1,000 cm² | 1.00000000000e-7 | km² |
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.