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Hendecagon

In geometry, a hendecagon (also undecagon or endecagon) or 11-gon is an eleven-sided polygon. (The name hendecagon, from Greek hendeka "eleven" and –gon "corner", is often preferred to the hybrid undecagon, whose first part is formed from Latin undecim "eleven".)

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Dual polygon
Self
Edges and vertices
11
Internal angle (degrees)
≈147.273°
Properties
Convex, cyclic, equilateral, isogonal, isotoxal
Schläfli symbol
{11}
Symmetry group
Dihedral (D11), order 2×11

Topics to explore

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Overview

Regular hendecagon

Symmetry

Use in coinage

Related figures

Advanced semantic analysis

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Map overview Semantic statistics

Hendecagon

Nodes31
Edges30
Triples32
Avg. degree1.94
Density0.064516
Components1

How this topic connects Entity context

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Hendecagon

Top relations

related to Symmetry · 10
Hendecagon → Cyclic, Dih1, Dih11, Full, John Conway, Since, The, These, Z1, Z11
related to External links · 6
Hendecagon → Eric, MathWorld, Properties, Regular, Undecagon, With
related to Use in coinage · 6
Hendecagon → Anthony, Indian, Reuleaux, The, The Canadian, The United States Susan
related to Regular hendecagon · 2
Hendecagon → Schläfli, The
Dual polygon · 1
Hendecagon → Self
Edges and vertices · 1
Hendecagon → 11
Internal angle (degrees) · 1
Hendecagon → ≈147.273°
Properties · 1
Hendecagon → Convex, cyclic, equilateral, isogonal, isotoxal
Schläfli symbol · 1
Hendecagon → {11}
Symmetry group · 1
Hendecagon → Dihedral (D11), order 2×11

Important terminology Word statistics

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Important terminology

regular 11 symmetry construction degrees undecagon also edges side symmetries dihedral cyclic polygon vertices group order length prime constructed one

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
HendecagonDual polygonSelf1.00infobox
HendecagonEdges and vertices111.00infobox
HendecagonInternal angle (degrees)≈147.273°1.00infobox
HendecagonPropertiesConvex, cyclic, equilateral, isogonal, isotoxal1.00infobox
HendecagonSchläfli symbol{11}1.00infobox
HendecagonSymmetry groupDihedral (D11), order 2×111.00infobox
HendecagonTypeRegular polygon1.00infobox
Hendecagonrelated to External linksProperties0.60section
Hendecagonrelated to External linksUndecagon0.60section
Hendecagonrelated to External linksWith0.60section
Hendecagonrelated to External linksEric0.60section
Hendecagonrelated to External linksMathWorld0.60section

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