1 km = 100,000 centimetres so 400 km = 400*100,000 = 40 million cm. Simple!
1 km = 100,000 centimetres so 400 km = 400*100,000 = 40 million cm. Simple!
1 km = 100,000 centimetres so 400 km = 400*100,000 = 40 million cm. Simple!
1 km = 100,000 centimetres so 400 km = 400*100,000 = 40 million cm. Simple!
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1 km = 1000 metres and 1 metre = 100 cm so 1 km = 105 cm So 400 km = 4*107 cm.
400 Formula to convert miles to km 250 mi* 63360 in 1 mi * 2.54 cm 1 in * 1 km 100000 cm = 402.336 km
No: 7km = 7000m
400 km in what time is missing
400 km = 4*1014 nm