Convert square millimetre (mm²) to square inch (in²) instantly
| Square Millimetres (mm²) | Square Inches (in²) |
|---|---|
| 0.001 mm² | 1.5500e-06 in² |
| 0.01 mm² | 1.5500031e-05 in² |
| 0.1 mm² | 0.00015500031 in² |
| 0.5 mm² | 0.00077500155 in² |
| 1 mm² | 0.0015500031 in² |
| 2 mm² | 0.0031000062 in² |
| 5 mm² | 0.0077500155 in² |
| 10 mm² | 0.015500031 in² |
| 20 mm² | 0.031000062 in² |
| 50 mm² | 0.077500155 in² |
| 100 mm² | 0.15500031 in² |
| 200 mm² | 0.31000062 in² |
| 500 mm² | 0.77500155 in² |
| 1000 mm² | 1.5500031 in² |
Area measures two-dimensional space. The hectare (10,000 m²) is used for land. One acre = 4046.86 m². One square mile = 640 acres = 2.59 km².
Formula: in² = mm² × 0.0015500031