Completing a Tetrahedron to a Parallelepiped

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This Demonstration shows a completion of a tetrahedron to a parallelepiped
. The four vertices of
are vertices of
, and the edges of
become four diagonals on the faces of
.
Contributed by: Izidor Hafner (March 2017)
Open content licensed under CC BY-NC-SA
Snapshots
Details
The construction is described in [1, pp. 106–107].
Reference
[1] V. V. Prasolov and I. F. Sharygin, Problems in Stereometry (in Russian), Moscow: Nauka, 1989.
Permanent Citation
"Completing a Tetrahedron to a Parallelepiped"
http://demonstrations.wolfram.com/CompletingATetrahedronToAParallelepiped/
Wolfram Demonstrations Project
Published: March 14 2017