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 a = 155,000.31 in²
1 in² = 6.4516e-6 a
例子:
将15 是转换为平方英寸：
15 a = 2,325,004.65 in²
| 是 | 平方英寸 |
|---|---|
| 0.01 a | 1,550.003 in² |
| 0.1 a | 15,500.031 in² |
| 1 a | 155,000.31 in² |
| 2 a | 310,000.62 in² |
| 3 a | 465,000.93 in² |
| 5 a | 775,001.55 in² |
| 10 a | 1,550,003.1 in² |
| 20 a | 3,100,006.2 in² |
| 30 a | 4,650,009.3 in² |
| 40 a | 6,200,012.4 in² |
| 50 a | 7,750,015.5 in² |
| 60 a | 9,300,018.6 in² |
| 70 a | 10,850,021.7 in² |
| 80 a | 12,400,024.8 in² |
| 90 a | 13,950,027.9 in² |
| 100 a | 15,500,031 in² |
| 250 a | 38,750,077.5 in² |
| 500 a | 77,500,155 in² |
| 750 a | 116,250,232.5 in² |
| 1000 a | 155,000,310.001 in² |
| 10000 a | 1,550,003,100.006 in² |
| 100000 a | 15,500,031,000.062 in² |
规则