| 39.9 cm * | 0.01 m | = 0.399 m | 
| 1 cm | 
| Fyzikálna jednotka | Dĺžka | 
|---|---|
| Nanometer | 399000000.0 nm | 
| Mikrometer | 399000.0 µm | 
| Milimeter | 399.0 mm | 
| Centimeter | 39.9 cm | 
| Palec | 15.7086614173 in | 
| Stopa | 1.3090551181 ft | 
| Yard | 0.436351706 yd | 
| Meter | 0.399 m | 
| Kilometer | 0.000399 km | 
| Míľa | 0.0002479271 mi | 
| Námorná míľa | 0.0002154428 nmi | 
