The compound of a truncated tetrahedron and its dual, the triakis tetrahedron. The compound can be constructed from a truncated octahedron of unit edge length by midpoint augmentation with heights
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Truncated Tetrahedron-Triakis Tetrahedron Compound
See also
Midpoint Augmentation, Polyhedron Compound, Triakis Tetrahedron, Truncated TetrahedronExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Truncated Tetrahedron-Triakis Tetrahedron Compound." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/TruncatedTetrahedron-TriakisTetrahedronCompound.html