If you mean how many mm in 20cm then there are 200mm
360mm
45cm
1 meter = 100 cmTherefore 55cm + 45cm = 100cm
36cm is 0.00036km
45cm (2.5 centimetres in an inch)
5 times 20cm = 1 meter
36 centimeters = 14.1732283 inches
20cm is approximately 8 inches or 2/3 of a foot
20cm
20cm
If you mean 4/3 then 4/3 of 12 inhes is 16 inches