Square centimetres to hectares converter
Hectares (ha)
1 square centimetre = 1e-8 hectares
How to convert square centimetres to hectares
ha = cm² × 1 × 10^-8
Multiply the number of square centimetres by 1 × 10^-8 to get hectares. Going the other way, divide by 1 × 10^-8 (or multiply by 100000000).
One square centimetre is exactly defined as 1 × 10^-8 hectares (to 12 significant figures), and one hectare is 100000000 square centimetres.
Worked examples
- Convert 5 square centimetres: 5 × 1 × 10^-8 = 5e-8 5e-8 hectares.
- Convert 12.5 square centimetres: 12.5 × 1 × 10^-8 = 1.25e-7 1.25e-7 hectares.
- Convert 250 square centimetres: 250 × 1 × 10^-8 = 0.0000025 0.0000025 hectares.
Quick-reference table
| cm² | ha |
|---|---|
| 1 | 1e-8 |
| 2 | 2e-8 |
| 3 | 3e-8 |
| 5 | 5e-8 |
| 10 | 1e-7 |
| 15 | 1.5e-7 |
| 20 | 2e-7 |
| 25 | 2.5e-7 |
| 50 | 5e-7 |
| 75 | 7.5e-7 |
| 100 | 0.000001 |
| 1,000 | 0.00001 |
| ha | cm² |
|---|---|
| 1 | 100,000,000 |
| 2 | 200,000,000 |
| 3 | 300,000,000 |
| 5 | 500,000,000 |
| 10 | 1,000,000,000 |
| 15 | 1,500,000,000 |
| 20 | 2,000,000,000 |
| 25 | 2,500,000,000 |
| 50 | 5,000,000,000 |
| 75 | 7,500,000,000 |
| 100 | 10,000,000,000 |
| 1,000 | 100,000,000,000 |
Related conversions
Frequently asked questions
How many hectares are in 1 square centimetre?
1 square centimetre equals 1e-8 hectares.
What is the formula to convert square centimetres to hectares?
Use ha = cm² × 1 × 10^-8. Multiply the number of square centimetres by 1 × 10^-8 to get hectares. Going the other way, divide by 1 × 10^-8 (or multiply by 100000000).
What is 100 square centimetres in hectares?
100 square centimetres is 0.000001 hectares.