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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 | Journal | 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
  • Regular tetrahedron - Wikipedia
    A regular tetrahedron is a tetrahedron (that is, a four-sided polyhedron) in which all four faces are equilateral triangles In other words, all of its faces are the same size and shape (congruent), and all edges are the same length
  • 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
  • Spinning Tetrahedron - Math is Fun
    It has a triangle for a base and three more triangles for its sides The tetrahedron also has a beautiful and unique property And it is the only Platonic Solid with no parallel faces When we say tetrahedron we often mean regular tetrahedron (in other words all faces are the same size and shape)
  • 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
  • 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 -- 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}





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