Dm2 is square decimeter, square decimeter (symbol Dm? ) is the metric unit of area, which is defined as "the area of a square with a side length of 1 decimeter".
Unit conversion
1 square decimeter (1dm? ) is equal to:
100cm?
10000mm?
( 1m? = 100dm? )
( 1cm? =0.0 1dm? )
( 1mm? =0.000 1dm? )