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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
  • 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 - 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
  • 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 - 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, Properties Key Formulas in Maths - Vedantu
    A tetrahedron is a pyramid with a triangular base and three triangular faces that meet at a single apex In contrast, a triangular prism has two identical triangular bases and three rectangular faces connecting them
  • 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
  • Tetrahedron – EngineeringTechnology. org
    A tetrahedron is a type of polyhedron with four triangular faces, six edges, and four vertices It’s the simplest form of a three-dimensional shape with flat faces
  • Tetrahedron | Definition, Faces Formula - Video | Study. com
    Learn about the tetrahedron in our engaging video Explore the faces and formula of this geometric shape, followed by an optional quiz to test your knowledge





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