| 1 sq in = 0.000000000645 km² |
| 2 sq in = 0.00000000129 km² |
| 3 sq in = 0.00000000194 km² |
| 4 sq in = 0.00000000258 km² |
| 5 sq in = 0.00000000323 km² |
| 6 sq in = 0.00000000387 km² |
| 7 sq in = 0.00000000452 km² |
| 8 sq in = 0.00000000516 km² |
| 9 sq in = 0.00000000581 km² |
| 10 sq in = 0.00000000645 km² |
| 15 sq in = 0.00000000968 km² |
| 50 sq in = 0.0000000323 km² |
| 100 sq in = 0.0000000645 km² |
| 500 sq in = 0.000000323 km² |
| 1000 sq in = 0.000000645 km² |
| 5000 sq in = 0.00000323 km² |
| 10000 sq in = 0.00000645 km² |