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How big is 21 mm?

Updated: 8/10/2023
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Wiki User

14y ago

Best Answer

1 centimeter = 10 millimeters.

2.5 centimeters = (2.5 x 10) = 25 millimeters. 28 millimeters is bigger and more larger.

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Wiki User

14y ago
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Wiki User

12y ago

21mm is bigger. There are 10 mm in 1 cm, so 2 cm would be 20 mm. 21 mm is bigger than 20 mm.

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Wiki User

9y ago

12cm is bigger

10mm = 1cm

120mm = 12cm

so 120 is bigger than 102

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Wiki User

14y ago

a little more than 2 cm

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Wiki User

9y ago

2mm is twice the size of 1mm.

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Anonymous

Lvl 1
3y ago

6565

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Anonymous

Lvl 1
3y ago

trtr6

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Q: How big is 21 mm?
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