Converters · Area
0.45 ha =
0.0045 km²
0.45 hectares equals 0.0045 square kilometers
To get square kilometers, multiply by 0.01.
km² = ha × 0.01
Worked example: 0.45 × 0.01 = 0.0045 km².
Going the other way, multiply by 100 — one square kilometer is 100 hectares.
| Hectare | Square kilometer |
|---|---|
| 1 ha | 0.01 km² |
| 2 ha | 0.02 km² |
| 3 ha | 0.03 km² |
| 5 ha | 0.05 km² |
| 10 ha | 0.1 km² |
| 25 ha | 0.25 km² |
| 50 ha | 0.5 km² |
| 100 ha | 1 km² |