面積は、2次元の表面または形状の程度の尺度です。通常、平方メートル（m²）などの正方形ユニットで測定されます。
1 mm² = 2.4711e-9 ground
1 ground = 404,686,000 mm²
例:
15 平方ミリメートルを地面に変換します。
15 mm² = 3.7066e-8 ground
| 平方ミリメートル | 地面 |
|---|---|
| 0.01 mm² | 2.4711e-11 ground |
| 0.1 mm² | 2.4711e-10 ground |
| 1 mm² | 2.4711e-9 ground |
| 2 mm² | 4.9421e-9 ground |
| 3 mm² | 7.4132e-9 ground |
| 5 mm² | 1.2355e-8 ground |
| 10 mm² | 2.4711e-8 ground |
| 20 mm² | 4.9421e-8 ground |
| 30 mm² | 7.4132e-8 ground |
| 40 mm² | 9.8842e-8 ground |
| 50 mm² | 1.2355e-7 ground |
| 60 mm² | 1.4826e-7 ground |
| 70 mm² | 1.7297e-7 ground |
| 80 mm² | 1.9768e-7 ground |
| 90 mm² | 2.2239e-7 ground |
| 100 mm² | 2.4711e-7 ground |
| 250 mm² | 6.1776e-7 ground |
| 500 mm² | 1.2355e-6 ground |
| 750 mm² | 1.8533e-6 ground |
| 1000 mm² | 2.4711e-6 ground |
| 10000 mm² | 2.4711e-5 ground |
| 100000 mm² | 0 ground |
Inayam