square centimetre to square kilometre
Live square centimetre (cm²) to square kilometre (km²) converter. Plus a 10-value reference table and FAQs.
Conversion table
Ten sample values from square centimetre to square kilometre. Use the converter above for arbitrary values.
| square centimetre (cm²) | → | square kilometre (km²) |
|---|---|---|
| 0.001 cm² | → | 1.0000e-13 km² |
| 0.01 cm² | → | 1.0000e-12 km² |
| 0.1 cm² | → | 1.0000e-11 km² |
| 0.5 cm² | → | 5.0000e-11 km² |
| 1 cm² | → | 1.0000e-10 km² |
| 2 cm² | → | 2.0000e-10 km² |
| 5 cm² | → | 5.0000e-10 km² |
| 10 cm² | → | 1.0000e-9 km² |
| 100 cm² | → | 1.0000e-8 km² |
| 1,000 cm² | → | 1.0000e-7 km² |
About the square centimetre
Small surfaces, cross-sections.
About the square kilometre
100 hectares or 1,000,000 m². Country/city size.
How square centimetre to square kilometre conversion works
Both units belong to Area. Unitbox first expresses the input in the category reference unit (m²), then expresses that same quantity in square kilometre.
The right unit depends on the convention used by your industry, country, instrument, or source document.
Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.
Frequently asked questions
Frequently Asked Questions
How do I convert square centimetre to square kilometre?
Multiply the square centimetre value by 1.0000e-10 to get it in square kilometre. For example, 10 cm² = 1.00e-9 km².
What is 1 cm² in km²?
1 cm² = 1.0000e-10 km².
What is 100 cm² in km²?
100 cm² = 1.00e-8 km².
What is the formula?
Linear: multiply by 1.0000e-10 (the unit factor ratio).
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