bn:03151191n
Noun Concept
Categories: Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference, Pyramids and bipyramids, Polyhedra, Articles with short description
EN
bipyramid  Asymmetric bipyramid  asymmetric right bipyramid  bipyramidal  Bipyramidal solid
EN
A n-gonal bipyramid or dipyramid is a polyhedron formed by joining an n-gonal pyramid and its mirror image base-to-base. Wikipedia
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EN
A n-gonal bipyramid or dipyramid is a polyhedron formed by joining an n-gonal pyramid and its mirror image base-to-base. Wikipedia
Polyhedron formed by joining a pyramid and its mirror image base-to-base Wikidata
A dipyramid. Wiktionary