They are both the same in measurements
40 centimetres is greater than 40 millimetres.Note, there are 10 millimetres to 1 centimetre.Therefore, 40 millimetres only measures 4 centimetres.
6.4 metres as .4 means 40cm
1 decimeter is 10cm, so 4 is 40cm, greater than for 4cm
40cm
2dm
no
They're equivalent
They are both the same in measurements
40
40 centimetres is greater than 40 millimetres.Note, there are 10 millimetres to 1 centimetre.Therefore, 40 millimetres only measures 4 centimetres.
8
6.4 metres as .4 means 40cm
1 decimeter is 10cm, so 4 is 40cm, greater than for 4cm
40cm
40cm is 400mm
I believe its 20 cm