A centimetre is smaller.
Centimetre.
100000 centimetre = 1 kilometre so 456 cm = 456/100000 km = 0.00456 km. Simple!
10....of course....
1 centimetre = 0.01 metres
Centimetres and centimetres are the same measurement. Therefore, 1 centimetre is equal to 1 centimetre.
Ten millimetres (or millimeters) make one centimetre (centimetre).
1/100 of a metre = 1 centimetre
1 centimetre = 0.3937 inch1 inch = 2.54 centimetre
One kilometre is equal to 1000 x 100 = 100000 centimetre. Therefore, 18 kilometres is equal to 18 x 100000 = 1800000 centimetres.
If it is a centimetre cube then, by definition, its edge is 1 centimetre.
10 millimetres = 1 centimetre.