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 yd² = 0.002 ground
1 ground = 484.001 yd²
例:
15 四角いヤードを地面に変換します。
15 yd² = 0.031 ground
| 四角いヤード | 地面 |
|---|---|
| 0.01 yd² | 2.0661e-5 ground |
| 0.1 yd² | 0 ground |
| 1 yd² | 0.002 ground |
| 2 yd² | 0.004 ground |
| 3 yd² | 0.006 ground |
| 5 yd² | 0.01 ground |
| 10 yd² | 0.021 ground |
| 20 yd² | 0.041 ground |
| 30 yd² | 0.062 ground |
| 40 yd² | 0.083 ground |
| 50 yd² | 0.103 ground |
| 60 yd² | 0.124 ground |
| 70 yd² | 0.145 ground |
| 80 yd² | 0.165 ground |
| 90 yd² | 0.186 ground |
| 100 yd² | 0.207 ground |
| 250 yd² | 0.517 ground |
| 500 yd² | 1.033 ground |
| 750 yd² | 1.55 ground |
| 1000 yd² | 2.066 ground |
| 10000 yd² | 20.661 ground |
| 100000 yd² | 206.611 ground |
Inayam