40 cm = 400 mm
40 mm = 4 cm
By unit of length and distance and conversion ,we can say that 1 cm=10 mm 50 mm = 5 cm
ANSWER 1 cm = 10 mm
1 centimetre = 10 millimetres so 200 cm = 2000 mm.
189 millimeters is 18.9 centimeters.
10 mm = 1 cm Divide
There are no such measures as cemeters or cenimeters so the question makes no sense.
18 inches is 457.2mm
It would be 140 millimeters long.
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