Un cub din lemn are suma ariilortuturor fetelor egala cu 24 cm patrati.Taiem cubul in 8 cubulete identice avand latura egala cu jumatate din latura cubului initial.Suma ariilor tuturor fetelor cubuletelor obtinute este:
a)24 cm patrati
b)48 cm patrati
c)64 cm patrati
d)72 cm patrati.

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