There are 10mm in a centimetre. Multiply by 10 and you have your answer in millimetres. This gives you 21mm.
Chat with our AI personalities
2.54 centemetres = 1 Imperial Inch.
1 inch = 2.54 centimetres (exactly).
One inch = 2.54 centimeters (rounded)
1 yard = 91.44 cm. And that is centimetres, not centemetres.
20000 cm.