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How many cm is 30 mm?

Updated: 8/11/2023
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Wiki User

15y ago

Best Answer

3cms

metric system works in 10s 100s or 1000s here is a rough overview

10 mm equals 1 centimetre

100 centimetre equals 1 metre also 1000 millimetres equals 1 metre

1000 metres equals a kilometre

the metric system also works on volume as well 1 cubic metre equals 1000 litres

10 cms cubed is 1 litre
3 cm.

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Wiki User

10y ago
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Wiki User

15y ago

1mm = 0.1 cm

10mm= 1cm

so 30mm = 3cm

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Wiki User

12y ago

300 mm

1 cm = 10 mm

1 mm = 0.1 cm

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Wiki User

8y ago

30 millimeters is 3 centimeters.

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Wiki User

11y ago

30mm is 3cm

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