Wikimore

tetrahedron

Author

Original:

Kjell André

Vector:

DTR

Category:Vectorizations

A raster version of this image is available. It should be used in place of this vector image when superior.

File:Tetrahedron.svg → File:Tetrahedron.jpg

In general, it is better to use a good SVG version.

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Category:Bitmap version available

Title

tetrahedron

instance of

polyhedron

subclass of

simplex, pyramid, convex polyhedron and tetratope

studied by

category theory

has facet polytope

triangle (4)

has part(s) of the class

face (4), edge (6) and vertex (4)

has vertex figure

triangle

has characteristic

inradius (

{\frac {1}{r_{1}^{2}}}+{\frac {1}{r_{2}^{2}}}+{\frac {1}{r_{3}^{2}}}+{\frac {1}{r_{4}^{2}}}\leq {\frac {2}{r^{2}}}

)
volume (

V=1/3A_{0}h

)
sphericity

video

3D model

polyhedron net

Date

11 June 2007

Source/Photographer

Vectorisation of Tetrahedron.jpg

Other versions

Derivative works of this file: Comparison of surface area vs volume of shapes.svg Category:Files with derivative versions

Category:Artworks without Wikidata item

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	This licensing tag was added to this file as part of the GFDL licensing update.CC BY-SA 3.0truetrue

Category:CC-BY-SA-3.0-migrated#Tetrahedron.svg Category:License migration completed#Tetrahedron.svg Category:GFDL#Tetrahedron.svg Category:Set of Platonic solids; green; svg#%2004 Category:Tetrahedron