Decimetre

1 decimetre =
SI units
0.10000 m 100.00 mm
US customary units (Imperial units)
0.32808 ft 3.9370 in
Look up decimeter in Wiktionary, the free dictionary.

The decimetre (International spelling as used by the International Bureau of Weights and Measures or decimeter (American spelling); SI symbol dm) is a unit of length in the metric system, equal to one tenth of a metre, the SI base unit of length. It is equal to ten centimetres and 10 decimetres equal a metre. One decimetre is equivalent to 3.93700787 inches.

It can be written in scientific notation as 100×10−3 m (engineering notation) or 1 E-1 m (exponential notation) — meaning 100 × 1 mm or 0.1 m respectively. The c is pronounced as /s/, unlike in decametre. The common non-SI metric unit of volume, the litre, is defined as one cubic decimetre (however, from 1901 to 1964, there was a slight difference between the two due to the litre being defined with respect to the kilogram rather than the metre).

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