| 13.8 cm * | 0.032808399 ft | = 0.4527559055 ft | 
| 1 cm | 
| Matavimo vienetas | Ilgis | 
|---|---|
| Nanometras | 138000000.0 nm | 
| Mikrometras | 138000.0 µm | 
| Milimetras | 138.0 mm | 
| Centimetras | 13.8 cm | 
| Colis | 5.4330708661 in | 
| Pėda | 0.4527559055 ft | 
| Yard | 0.1509186352 yd | 
| Metras | 0.138 m | 
| Kilometras | 0.000138 km | 
| Mylia | 8.57492e-05 mi | 
| Jūrmylė | 7.4514e-05 nmi | 
