bn:02786841n
Noun Concept
Categories: Polyhedra
EN
orthocentric tetrahedron  orthogonal tetrahedron
EN
In geometry, an orthocentric tetrahedron is a tetrahedron where all three pairs of opposite edges are perpendicular. Wikipedia
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EN
In geometry, an orthocentric tetrahedron is a tetrahedron where all three pairs of opposite edges are perpendicular. Wikipedia
Tetrahedron where all three pairs of opposite edges are perpendicular Wikidata
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