| 210 mm * | 0.1 cm | = 21.0 cm | 
| 1 mm | 
| Ölçü birimleri | Uzunluk birimleri | 
|---|---|
| Nanometre | 210000000.0 nm | 
| Mikrometre | 210000.0 µm | 
| Milimetre | 210.0 mm | 
| Santimetre | 21.0 cm | 
| İnç | 8.2677165354 in | 
| Fit | 0.688976378 ft | 
| Yarda | 0.2296587927 yd | 
| Metre | 0.21 m | 
| Kilometre | 0.00021 km | 
| Mil | 0.000130488 mi | 
| Deniz mili | 0.0001133909 nmi | 
