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The millimeter (symbol = mm), or millimetre (British spelling) is a unit of length in the metric system, equal to one thousandth of a meter, which is the SI base unit ..more definition+
Alen or aln is a traditional Scandinavian unit of distance similar to the north German elle: roughly 60 centimeters. The Danish alen, also used in Norway, was equal to 62.77 centimeters (2 Danish fod). The Swedish aln was 59.38 centimeters.
In relation to the base unit of [length] => (meters), 1 Millimeters (mm) is equal to 0.001 meters, while 1 Alens (aln) = 0.593778 meters.| 40 Millimeters | to common length units |
|---|---|
| 40 mm | = 0.04 meters (m) |
| 40 mm | = 4.0E-5 kilometers (km) |
| 40 mm | = 4 centimeters (cm) |
| 40 mm | = 0.13123359580052 feet (ft) |
| 40 mm | = 1.5748031496063 inches (in) |
| 40 mm | = 0.043744531933508 yards (yd) |
| 40 mm | = 2.4854847689493E-5 miles (mi) |
| 40 mm | = 4.227882887644E-18 light years (ly) |
| 40 mm | = 151.18112140865 pixels (PX) |
| 40 mm | = 2.5E+33 planck length (pl) |