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A km is 1000 meters. There are 100 cm per meter. So multiply by 105.
That gives you 121 X 105 cm.
Change it to the more commonly used 1.21 X 107 cm.
Or 12,100,000
244 cm
1 mm = .1 cm
There are 100 cm (centimeter) in one m (meter).
125mm
20mm
Its about two hours in a car, 121km.
222 cm
16 mm = 1.6 cm
how is 670 cm in m
60 cm = 0.6 m
7.94 meters = 794 cm.
1 hour 9 minutes.
100
462cm = 4.62m (divide cm by 100).
299mm = 29.9cm
one
280 cm.