10 mm = 1 cm => 300 mm = 30 * 10 mm = 30 cm 300 mm is 30 cm.
Well, There are 10 mm in 1 cm, so 10 times 30 is 300 300 mm are in 30 cm
1 cm = 10 mm 2 cm = 20 mm . . . 9 cm = 90 mm 10 cm = 100 mm 20 cm = 200 mm 30 cm = 300 mm
30 mm
3 cm = 30 mm
By unit of length and distance and conversion ,we can say that 1 cm=10 mm 30 cm=300 mm
3 cm because 1 cm is equal to 10 mm so 30 mm is equal to 3 cm .
There are 10 mm in 1 cm, so there are 30 mm in 3 cm.
30 mm is 3 cm
30
300mm
3