1 E+4 m²
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To help compare orders of magnitude of different areas, areas between 1 hectare (10,000 m²) and 10 hectares (0.1 km²) are listed below.
- Areas smaller than 1 hectare
- 1 hectare is equal to:
- 1.2126 hectares -- Plaza Mayor of Madrid[1]
- 1.35 hectares -- Piazza del Popolo, Rome[1]
- 2.3 hectares -- Red Square, Moscow[1]
- 2.68 hectares—area of the RMS Queen Mary 2's passenger decks
- 3.2 hectares -- Palace of Westminster
- 3.76 hectares -- Castelmoron-d'Albret, the smallest commune of France
- 4 hectares -- Fort Severn, the first campus of the US Naval Academy
- 4.5 hectares -- Wenceslas Square, Prague[1]
- 5.5 hectares—base of the Great Pyramid of Giza
- 5.7 hectares -- Plaza de la Constitución, Mexico City
- 6 2⁄3 hectares -- 1 Chinese qǐng
- 8.055 hectares -- Charles Square, Prague[1]
- 8.4 hectares -- Place de la Concorde, Paris
- Areas larger than 10 hectares
[edit] Notes
| Orders of magnitude for area | ||||||||
|---|---|---|---|---|---|---|---|---|
| 1 E−30 m2 = 1 fm2 | 1 E−24 m2 = 1 pm2 | 1 E−18 m2 = 1 nm2 | 1 E−12 m2 = 1 µm2 | 1 E−6 m2 = 1 mm2 | 1 E0 m2 = 1 m2 | 1 E+6 m2 = 1 km2 | 1 E+12 m2 = 1 Mm2 | 1 E+18-24 m2 : 1 Gm2 |
| 10 fm2 | 10 pm2 | 10 nm2 | 10 µm2 | 10 mm2 | 10 m2 | 10 km2 | 10 Mm2 | > 1 E+24 m2 : 1 Tm2 |
| 100 fm2 | 100 pm2 | 100 nm2 | 100 µm2 | 100 mm2 = 1 cm2 | 100 m2 = 1 a | 100 km2 | 100 Mm2 | |
| 1,000 fm2 | 1,000 pm2 | 1,000 nm2 | 1,000 µm2 | 10 cm2 | 10 a | 1,000 km2 | 1,000 Mm2 | |
| 10,000 fm2 | 10,000 pm2 | 10,000 nm2 | 10,000 µm2 | 100 cm2 | 10,000 m2 = 1 ha | 10,000 km2 | 10,000 Mm2 | |
| 100,000 fm2 | 100,000 pm2 | 100,000 nm2 | 100,000 µm2 | 1,000 cm2 | 10 ha | 100,000 km2 | 100,000 Mm2 | |
| SI derived unit square metre, from base unit metre | Conversion of units for area | |||||||
