The plural of hendecahedron using English pluralization; multiple 11-faced geometric solids.
Hendecahedron with the English plural suffix '-s.' This represents the anglicized plural, contrasting with the Greek plural 'hendecahedra.'
Language lovers notice that polyhedron plurals showcase a tension between classical and modern English—mathematicians often mix 'hendecahedrons' and 'hendecahedra' interchangeably.
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