If you mean metres then there are 4500 metres in 4.5 kilometres
4500 m
incomplete questiondoes not say what the four and a half isif it is feet then 4.5 x 12 = 54 inchesotherwise it could be yards, miles, metres, kilometres, and so on ...
0.804 km
Three miles is about four point eight kilometres.
3.5km is 350000cm
4500 m
3500 m
K and km are abbreviations used for the same measure - kilometres. Therefore, 2.5 kilometres is equal to 2.5 kilometres.
There are 6.43737 km in four miles.
weight and distance are two different things.
0.5 inches is equal to 0.0000127 kilometres.
1.5 miles = 2.414016 kilometers