Home › Unit conversions › mm² to km²
Square Millimetre to Square Kilometre
1 mm² = 1 × 10⁻¹² km²
Formula: km² = mm² × 1 × 10⁻¹²
Example: 10 mm² = 1 × 10⁻¹¹ km²
mm² to km² table
| Square Millimetre | Square Kilometre |
|---|---|
| 1 mm² | 1 × 10⁻¹² km² |
| 2 mm² | 2 × 10⁻¹² km² |
| 5 mm² | 5 × 10⁻¹² km² |
| 10 mm² | 1 × 10⁻¹¹ km² |
| 20 mm² | 2 × 10⁻¹¹ km² |
| 25 mm² | 2.5 × 10⁻¹¹ km² |
| 50 mm² | 5 × 10⁻¹¹ km² |
| 100 mm² | 1 × 10⁻¹⁰ km² |
| 250 mm² | 2.5 × 10⁻¹⁰ km² |
| 500 mm² | 5 × 10⁻¹⁰ km² |
| 1,000 mm² | 1 × 10⁻⁹ km² |