Learn more about Millimetre

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1 millimetre =
International units
1×10−3 m 1×10−6 km
mm 10×106 Å
6.685×10−15 AU 105.7×10−21 LY
US customary / Imperial units
39.37×10−3 in 3.281×10−3 ft
1.094×10−3 yd 621.371×10−9 mi

A millimetre (American spelling: millimeter, symbol mm) is one thousandth of a metre, which is the International System of Units (SI) base unit of length. The millimetre is part of a metric system. A corresponding unit of area is the square millimetre and a corresponding unit of volume is the cubic millimetre.

micrometre << millimetre << centimetre << decimetre << metre << decametre << kilometre


[edit] Equivalence to other units of length

1 millimetre is equal to:

  • 0.001 metres, which can be represented by 1 E-3 m (1 metre is equal to 1,000 millimetres)
  • 0.1 centimetres (1 centimetre is equal to 10 millimetres)
  • about 0.03937 international inches (1 international inch is equal to 25.4 millimetres exactly)

[edit] Unicode symbols

For the purposes of compatibility with Chinese, Japanese and Korean (CJK) characters, Unicode has symbols for:

  • millimetre (㎜) - code 339C
  • square millimetre (㎟) - code 339F
  • cubic millimetre (㎣) - code 33A3

They are useful only with East Asian fixed-width CJK fonts, because they are equal in size to one Chinese character.

[edit] See also

[edit] References

es:Milímetro eo:Milimetro eu:Milimetro it:Millimetro lv:Milimetrs mk:Милиметар nl:Millimeter ja:ミリメートル no:Millimeter nn:Millimeter ru:Миллиметр sk:Milimeter sl:Milimeter sr:Milimetar vi:Milimét tr:Milimetre uk:Міліметр zh:毫米


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