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tetrahedron    音标拼音: [t,ɛtrəh'idrən]
n. 四面体

四面体

tetrahedron
四面体

tetrahedron
n 1: any polyhedron having four plane faces


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  • Tetrahedron - Wikipedia
    In geometry, a tetrahedron (pl : tetrahedra or tetrahedrons), also known as a triangular pyramid, is a polyhedron composed of four triangular faces, six straight edges, and four vertices The tetrahedron is the simplest of all the ordinary convex polyhedra [1]
  • Tetrahedron - Definition, Formulas, Examples, and Diagrams
    What is a tetrahedron Learn how to find its surface area and volume with formulas, solved examples, and diagrams
  • Tetrahedron | All Journal Issues | ScienceDirect. com by Elsevier
    Read the latest articles of Tetrahedron at ScienceDirect com, Elsevier’s leading platform of peer-reviewed scholarly literature
  • Tetrahedron - Meaning, Properties, Formulas | Tetrahedron Shape - Cuemath
    A tetrahedron is a polyhedron with 4 faces, 6 edges, and 4 vertices, in which all the faces are triangles Observe the tetrahedron given below to see its faces, vertices, and edges
  • Spinning Tetrahedron - Math is Fun
    A tetrahedron is actually a triangular pyramid! It has a triangle for a base and three more triangles for its sides
  • Tetrahedron - Math. net
    Below is a tetrahedron example A tetrahedron is a three-dimensional (3D) figure made up of 4 triangular faces It is also known as a triangular pyramid If all of the triangles that form the tetrahedron are congruent equilateral triangles, the tetrahedron is referred to as a regular tetrahedron
  • Regular Tetrahedron -- from Wolfram MathWorld
    The regular tetrahedron, often simply called "the" tetrahedron, is the Platonic solid with four polyhedron vertices, six polyhedron edges, and four equivalent equilateral triangular faces, 4 {3}
  • Tetrahedron | Definition, Examples, Properties, Nets Formulas
    The tetrahedron is the simplest polyhedron (a 3D shape with flat faces) Due to its strength and stability, it is used to understand more complex shapes and in various real-world applications
  • Regular Tetrahedron Formula - GeeksforGeeks
    A regular tetrahedron is a three-dimensional figure of four triangular faces, each equilateral All four faces are congruent to each other It can also be referred to as a triangular pyramid A tetrahedron has 4 faces, 6 edges, and 4 vertices
  • Tetrahedron | geometry | Britannica
    Also known as the five regular polyhedra, they consist of the tetrahedron (or pyramid), cube, octahedron, dodecahedron, and icosahedron Pythagoras (c 580–c 500 bc) probably knew the tetrahedron, cube, and dodecahedron





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