Deca
From Wikipedia, the free encyclopedia.

Deca or deka (symbol da) is an SI prefix in the SI system of units denoting a factor of 10¹ or 10.

For example:

• dekametre = 10 metres
• dekalitre = 10 litres

It is not in very common usage.

The original article can be found at: http://en.wikipedia.org/wiki/Deca.
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