Geom013: How many cubes do not have any red color?

Geom013:   How many cubes do not have any red color?
We paint each face of the 4 feet cube with the color red, then cut the cube into 64 one foot small cubes.

How many small cubes will have no red color on any side of the cube?
How many small cubes have 1 face with red color?
How many small cubes have 3 faces with red color?

Posted in: Geometry