hendecagon
pl: hendecagons
Related Words
polygongeometryanglevertexsideedgeperimeterareasymmetryregularirregularconvexconcaveinterior angleexterior anglesumdegreeradiantrianglequadrilateralpentagonhexagonheptagonoctagonnonagondecagondodecagoncircleradiusdiameterapothemcircumradiusinradiustessellationtilingplaneEuclideancoordinateaxisvectortrigonometrysinecosinetangentpiformulacalculationprooftheoremaxiomshapefiguredimensionlengthwidthheightdiagonalbisectorperpendicularparallelcongruentsimilarpolyhedronface