15 relations: Augmented tridiminished icosahedron, Convex set, Enneahedron, Geometry, Gyroelongated pentagonal pyramid, Johnson solid, Metabidiminished icosahedron, Pentagon, Pentagonal pyramid, Polytope, Regular icosahedron, Snub 24-cell, Triangle, Uniform 4-polytope, Vertex figure.
Augmented tridiminished icosahedron
In geometry, the augmented tridiminished icosahedron is one of the Johnson solids (J64).
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Convex set
In convex geometry, a convex set is a subset of an affine space that is closed under convex combinations.
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Enneahedron
In geometry, an enneahedron (or nonahedron) is a polyhedron with nine faces.
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Geometry
Geometry (from the γεωμετρία; geo- "earth", -metron "measurement") is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space.
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Gyroelongated pentagonal pyramid
In geometry, the gyroelongated pentagonal pyramid is one of the Johnson solids (J11).
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Johnson solid
In geometry, a Johnson solid is a strictly convex polyhedron, which is not uniform (i.e., not a Platonic solid, Archimedean solid, prism, or antiprism), and each face of which is a regular polygon.
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Metabidiminished icosahedron
In geometry, the metabidiminished icosahedron is one of the Johnson solids (J62).
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Pentagon
In geometry, a pentagon (from the Greek πέντε pente and γωνία gonia, meaning five and angle) is any five-sided polygon or 5-gon.
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Pentagonal pyramid
In geometry, a pentagonal pyramid is a pyramid with a pentagonal base upon which are erected five triangular faces that meet at a point (the vertex).
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Polytope
In elementary geometry, a polytope is a geometric object with "flat" sides.
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Regular icosahedron
In geometry, a regular icosahedron is a convex polyhedron with 20 faces, 30 edges and 12 vertices.
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Snub 24-cell
In geometry, the snub 24-cell or snub disicositetrachoron is a convex uniform 4-polytope composed of 120 regular tetrahedral and 24 icosahedral cells.
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Triangle
A triangle is a polygon with three edges and three vertices.
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Uniform 4-polytope
In geometry, a uniform 4-polytope (or uniform polychoron) is a 4-polytope which is vertex-transitive and whose cells are uniform polyhedra, and faces are regular polygons.
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Vertex figure
In geometry, a vertex figure, broadly speaking, is the figure exposed when a corner of a polyhedron or polytope is sliced off.
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