Area converter
Area is length squared; the base unit is the square metre. Thai land is measured in rai, ngan and square wa (1 rai = 1,600 m²), while homes abroad are often quoted in square feet.
Common conversions
1 square centimetre equals
| square millimetre (mm²) | 100 |
|---|---|
| square metre (m²) | 0.0001 |
| square kilometre (km²) | 1 × 10^-10 |
| hectare (ha) | 1 × 10^-8 |
| rai (Thai) (rai) | 6.25 × 10^-8 |
| ngan (Thai) (ngan) | 2.5 × 10^-7 |
| square wa (Thai) (sq wa) | 0.000025 |
| square inch (in²) | 0.155 |
| square foot (ft²) | 0.00107639 |
| square yard (yd²) | 0.000119599 |
| acre (ac) | 2.47105 × 10^-8 |
| square mile (mi²) | 3.86102 × 10^-11 |
Every Area conversion
square centimetre (cm²)
square metre (m²)
square kilometre (km²)
hectare (ha)
rai (Thai) (rai)
ngan (Thai) (ngan)
square wa (Thai) (sq wa)
square inch (in²)
square foot (ft²)
square yard (yd²)
acre (ac)
About Area units
- square metre (m²)
- A square 1 m on each side, used for flats and rooms.
- hectare (ha)
- 10,000 m², or 6.25 rai.
- rai (Thai) (rai)
- Thai land unit: 1 rai = 4 ngan = 400 square wa = 1,600 m².
- ngan (Thai) (ngan)
- 1 ngan = 100 square wa = 400 m².
- square wa (Thai) (sq wa)
- 1 square wa = 4 m², used for Thai plots and houses.
- square foot (ft²)
- Used for home sizes in the US; 1 m² ≈ 10.76 ft².
- acre (ac)
- About 2.53 rai.
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