in² to cm² converter
1 in² = 6.4516 cm²
And 1 cm² = 0.155 in². Square inches to square centimetres.
Formula
cm² = in² × 6.4516
A reading of 10 in² is 10 × 6.4516 = 64.516 cm².
in² to cm² table
| in² | cm² |
|---|---|
| 1 in² | 6.4516 cm² |
| 2 in² | 12.9032 cm² |
| 5 in² | 32.258 cm² |
| 10 in² | 64.516 cm² |
| 25 in² | 161.29 cm² |
| 50 in² | 322.58 cm² |
| 100 in² | 645.16 cm² |
| 500 in² | 3,225.8 cm² |
| 1,000 in² | 6,451.6 cm² |
cm² to in² table
| cm² | in² |
|---|---|
| 1 cm² | 0.155 in² |
| 2 cm² | 0.310001 in² |
| 5 cm² | 0.775002 in² |
| 10 cm² | 1.55 in² |
| 25 cm² | 3.87501 in² |
| 50 cm² | 7.75002 in² |
About these units
in² (square inches): US cross-sections, pistons and contact areas.
cm² (square centimetres): Small areas and cylinder cross-sections.
Square units scale with the square of the length conversion: 1 in = 25.4 mm, so 1 in² = 645.16 mm².
Convert cm² to in² instead · All area conversions