Define Icosahedron Math
When it is regular side lengths are equal and angles are equal it is one of the platonic solids.
Define icosahedron math. Eikosaedron from eikosi twenty hedron seat. Also find the definition and meaning for various math words from this math dictionary. An icosahedron is a polyhedron with 20 faces which are all equilateral triangles. The regular icosahedron is one of the five platonic solids.
In geometry an icosahedron greek. A polyhedron a flat sided solid object with 20 faces. The faces of a regular icosahedron are equilateral triangles. In geometry an icosidodecahedron is a polyhedron with twenty icosi triangular faces and twelve dodeca pentagonal faces.
A polyhedron a flat sided solid object with 20 faces. An icosidodecahedron has 30 identical vertices with two triangles and two pentagons meeting at each and 60 identical edges each separating a triangle from a pentagon. The surface area of an icosahedron is given by where a is the edge length of the icosahedron. ˌaɪkəsəˈhiːdrən n pl drons or dra drə mathematics a solid figure having 20 faces.
When it is regular faces and angles equal it is one of the platonic solids. The florence specimen exhibited the symmetries of an icosahedron a soccer ball like atomic arrangement that can be viewed from 60 different angles without any change to the structure s overall orientation. Learn what is icosahedron.