mm² to cm² converter
1 mm² = 0.01 cm²
And 1 cm² = 100 mm². Square millimetres to square centimetres.
Formula
cm² = mm² × 0.01
A reading of 10 mm² is 10 × 0.01 = 0.1 cm².
mm² to cm² table
| mm² | cm² |
|---|---|
| 1 mm² | 0.01 cm² |
| 2 mm² | 0.02 cm² |
| 5 mm² | 0.05 cm² |
| 10 mm² | 0.1 cm² |
| 25 mm² | 0.25 cm² |
| 50 mm² | 0.5 cm² |
| 100 mm² | 1 cm² |
| 500 mm² | 5 cm² |
| 1,000 mm² | 10 cm² |
cm² to mm² table
| cm² | mm² |
|---|---|
| 1 cm² | 100 mm² |
| 2 cm² | 200 mm² |
| 5 cm² | 500 mm² |
| 10 cm² | 1,000 mm² |
| 25 cm² | 2,500 mm² |
| 50 cm² | 5,000 mm² |
About these units
mm² (square millimetres): Cross-sections and wire sizes.
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 mm² instead · All area conversions