deltahedron (Q1140112)
polyhedron whose faces are all equilateral triangles
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description polyhedron whose faces are all equilateral triangles

External Links
(P646) /m/02h44s
(P2581) 03272859n
(P2812) Deltahedron
(P6262) math:Deltahedron
(P6366) 3404012
(P11408) デルタ多面体