面积是二维表面或形状范围的度量。它通常以平方米（例如平方米（平方米））为单位进行测量。
1 mi² = 27,878,410.816 ft²
1 ft² = 3.5870e-8 mi²
例子:
将15 平方英里转换为平方英尺：
15 mi² = 418,176,162.234 ft²
| 平方英里 | 平方英尺 |
|---|---|
| 0.01 mi² | 278,784.108 ft² |
| 0.1 mi² | 2,787,841.082 ft² |
| 1 mi² | 27,878,410.816 ft² |
| 2 mi² | 55,756,821.631 ft² |
| 3 mi² | 83,635,232.447 ft² |
| 5 mi² | 139,392,054.078 ft² |
| 10 mi² | 278,784,108.156 ft² |
| 20 mi² | 557,568,216.312 ft² |
| 30 mi² | 836,352,324.467 ft² |
| 40 mi² | 1,115,136,432.623 ft² |
| 50 mi² | 1,393,920,540.779 ft² |
| 60 mi² | 1,672,704,648.935 ft² |
| 70 mi² | 1,951,488,757.091 ft² |
| 80 mi² | 2,230,272,865.247 ft² |
| 90 mi² | 2,509,056,973.402 ft² |
| 100 mi² | 2,787,841,081.558 ft² |
| 250 mi² | 6,969,602,703.895 ft² |
| 500 mi² | 13,939,205,407.791 ft² |
| 750 mi² | 20,908,808,111.686 ft² |
| 1000 mi² | 27,878,410,815.582 ft² |
| 10000 mi² | 278,784,108,155.818 ft² |
| 100000 mi² | 2,787,841,081,558.184 ft² |
规则