bn:03272859n
Noun Concept
Categories: Deltahedra, Polyhedra
EN
deltahedron  deltahedra
EN
In geometry, a deltahedron is a polyhedron whose faces are all equilateral triangles. Wikipedia
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EN
In geometry, a deltahedron is a polyhedron whose faces are all equilateral triangles. Wikipedia
Polyhedron whose faces are all equilateral triangles Wikidata
A polyhedron whose faces are all equilateral triangles. Wiktionary
EN
There are infinitely many deltahedra, but only eight that are convex. Wiktionary
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