| 12 ft * | 12.0 in | = 144.0 in | 
| 1 ft | 
| Natuurkundige eenheid | Lengte | 
|---|---|
| Nanometer | 3657600000.0 nm | 
| Micrometer | 3657600.0 µm | 
| Millimeter | 3657.6 mm | 
| Centimeter | 365.76 cm | 
| Inch | 144.0 in | 
| Voet | 12.0 ft | 
| Yard | 4.0 yd | 
| Meter | 3.6576 m | 
| Kilometer | 0.0036576 km | 
| Mijl | 0.0022727273 mi | 
| Zeemijl | 0.001974946 nmi | 
