| 9 cm * | 0.01 m | = 0.09 m | 
| 1 cm | 
| Units of measurement | Unit of length | 
|---|---|
| Nanometre | 90000000.0 nm | 
| Micrometre | 90000.0 µm | 
| Millimetre | 90.0 mm | 
| Centimetre | 9.0 cm | 
| Inch | 3.5433070866 in | 
| Foot | 0.2952755906 ft | 
| Yard | 0.0984251969 yd | 
| Metre | 0.09 m | 
| Kilometre | 9e-05 km | 
| Mile | 5.59234e-05 mi | 
| Nautical mile | 4.85961e-05 nmi | 
