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Square pyramid

In geometry, a square pyramid is a pyramid with a square base and four triangles, having a total of five faces. If the apex of the pyramid is directly above the center of the square, it becomes a form of right pyramid with four isosceles triangles. When all of the pyramid's edges are equal in length, its triangles are all equilateral, an example of a…

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Dihedral angle (degrees)
triangle-to-triangle: 109.47° · square-to-triangle: 54.74°
Dual polyhedron
self-dual
Edges
8
Faces
4 triangles 1 square
Properties
convex, elementary (equilateral square pyramid)
Symmetry group
C 4 v {\displaystyle C_{4\mathrm {v} }}

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Map overview Semantic statistics

Square pyramid

Nodes80
Edges79
Triples63
Avg. degree1.98
Density0.025
Components1

How this topic connects Entity context

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Square pyramid

Top relations

has application · 14
Square pyramid → Egypt, Egyptian, Examples, Giza, Great Pyramid, However, In, Kepler, Louvre Pyramid, Luxor Las Vegas, Modern, Pyramidologists, The Mesoamerican, VSEPR
related to External links · 12
Square pyramid → Archived, Eric, Interactive Polyhedron ModelVirtual Reality, Johnson, MathWorld, October, Polyhedra, Square, The Encyclopedia, VRML, Wayback Machine, Weisstein
related to As a right pyramid · 10
Square pyramid → Expressed, Four, If, In, It, One, Otherwise, Pythagorean, The, This
related to Related topics · 8
Square pyramid → Attaching, For, It, Johnson, Some, Square, The, This
related to As a Johnson solid · 5
Square pyramid → Because, If, Johnson, Such, The
Dihedral angle (degrees) · 2
Square pyramid → square-to-triangle: 54.74°, triangle-to-triangle: 109.47°
is a · 2
Square pyramid → elementary polyhedron, pyramid with a square base and four triangles
Dual polyhedron · 1
Square pyramid → self-dual
Edges · 1
Square pyramid → 8
Faces · 1
Square pyramid → 4 triangles 1 square

Important terminology Word statistics

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Important terminology

square pyramid triangles displaystyle faces pyramids right base edges volume four also johnson polyhedron pyramidal equilateral solid frac one formula

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Square pyramidDihedral angle (degrees)triangle-to-triangle: 109.47°1.00infobox
Square pyramidDihedral angle (degrees)square-to-triangle: 54.74°1.00infobox
Square pyramidDual polyhedronself-dual1.00infobox
Square pyramidEdges81.00infobox
Square pyramidFaces4 triangles 1 square1.00infobox
Square pyramidPropertiesconvex, elementary (equilateral square pyramid)1.00infobox
Square pyramidSymmetry groupC 4 v {\displaystyle C_{4\mathrm {v} }}1.00infobox
Square pyramidTypePyramid, Johnson J92 – J1 – J21.00infobox
Square pyramidVertex configuration4 × ( 3 2 × 4 ) + 1 × ( 3 4 ) {\displaystyle 4\times (3^{2}\times 4)+1\times (3^{4})}1.00infobox
Square pyramidVertices51.00infobox
Square pyramidVolume1 3 l 2 h {\displaystyle {\frac {1}{3}}l^{2}h}1.00infobox
Square pyramidis apyramid with a square base and four triangles0.90text
Square pyramidis aelementary polyhedron0.90text

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