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tetrahedral    音标拼音: [t,ɛtrəh'idrəl]
a. 有四面的,四面体的

有四面的,四面体的


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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
    Learn how to find its surface area and volume with formulas, solved examples, and diagrams
  • Meaning, Properties, Formulas | Tetrahedron Shape - Cuemath
    Let us learn more about the tetrahedron shape, a regular tetrahedron, tetrahedron angles, and so on in this article A tetrahedron is also known as a triangular pyramid whose base is also a triangle A regular tetrahedron has equilateral triangles, therefore, all its interior angles measure 60°
  • TETRAHEDRAL Definition Meaning - Merriam-Webster
    The meaning of TETRAHEDRAL is being a polyhedral angle with four faces
  • 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
  • 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 | geometry | Britannica
    It is the three-dimensional analog of a triangle The simplest tetrahedron is formed by four equilateral triangles, creating a pyramid shape 1 2 3 A tetrahedron is one of the five Platonic solids, which are regular polyhedra with congruent faces and congruent polyhedral angles
  • Tetrahedron -- from Wolfram MathWorld
    In general, a tetrahedron is a polyhedron with four sides If all faces are congruent, the tetrahedron is known as an isosceles tetrahedron
  • Tetrahedron | Definition, Examples, Properties, Nets Formulas
    Tetrahedrons are polyhedra that have four triangular faces, six edges, and four vertices All of the faces of a tetrahedron are equilateral triangles One of its faces is the base, while the other three form the pyramid As a result, a tetrahedron is also known as a triangular pyramid A tetrahedron has four faces
  • What Is a Tetrahedral? (with picture) - AllTheScience
    What Is a Tetrahedral? Tetrahedral is an adjective that refers to an object that has the geometric shape of a tetrahedron A tetrahedron is a three-dimensional shape with four triangular faces Tetrahedral geometries are common in carbon bonds and other chemical bonds





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