40cm is 400mm
=15.74 inches or 1.31 feet
1 cm = 10 mm so 40 cm = 40*10 = 400 mm. Simple!
40cm times 40cm times 40cm equals 64,000cm. The volume of the cube is 64,000cm cubed or 0.064m cubed.
it is 40cm, 0.4m, or 15.7480315 inches == ==
40cm
500mm is 25% bigger than 40cm.
6.3 centimeters equals 63 mm.
1000 mm equals one meter
1.5 cm equals 15 mm.
there are 10mm in 1 cm so 400mm in 40cm
1 km equals 100,000 mm