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cit face 400 cm cub in m cub?



Răspuns :

": ( 10 * 10* 10)" -> 10 la putera -3;
1 cm cub = 10 la -3 dc cub;
1 dc cub = 10 la -3 m cub;
=> 400 cm cubi : (10*10*10) = 0.4 cm cubi;
0.4 dm cubi : (10*10*10) = 0.0004 m cubi;
=> 400 cm cubi = 0.0004 m cubi;