CABRI GEOMETRY A dodecahedron with 5 cubes

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CABRI GEOMETRYA dodecahedron
with 5 cubes
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Creating a dodecahedron on the table
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Inscribing a polygon into the dodecahedron
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Inserting a cube into the polygon and creating a
perpendicular line
to the plane trough the midpoint of the table
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Rotation of the cube around the perpendicular line
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Final product
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Exercise Inscribe 2 tetrahedrons into the cube