A cube of 3 units is painted on all sides. if this cube is divided into cubes of 1 unit,how many cube have none of their faces painted?
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Because the if the cube is divided then a 3 unit cube becomes 9 cubes, considering you are talking about volume and not area.
Then the cube in the center of the original cube will be the one which does not have any of it's faces painted.
Because the if the cube is divided then a 3 unit cube becomes 9 cubes, considering you are talking about volume and not area.
Then the cube in the center of the original cube will be the one which does not have any of it's faces painted.
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