Respuesta :
1km=1000m
convert
20km times 1000=20000m
which is bigger 20,000m or 20m
20,000 is bigger
so 20m is less than 20km
convert
20km times 1000=20000m
which is bigger 20,000m or 20m
20,000 is bigger
so 20m is less than 20km