Three, thirteen, thirty Three is the next number after two 3 Thirteen is the number between twelve and fourteen. It is the sum of six and seven; one more than twelve, or seven less than twenty. 13 […]
Tag: Greek Tau
Tetrahedron
Tetrahedron A tetrahedron, 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. Anthony või Ke Zhiming, LicenseCC-BY-SA, GeoGebra Terms of Use […]
Tetragon
Tetragon Tetragon is a plane figure with four straight sides and angles. In geometry a quadrilateral is a four-sided polygon, having four edges (sides) and four corners (vertices). It is also called a tetragon, derived from Greek “tetra” meaning “four” and “gon” meaning “corner” or “angle” The only regular (all sides equal and all angles equal) quadrilateral […]
Intersect, intersection
Intersect, intersection Intersect: verb that means “to cross or meet each other”. Intersection: the point or line at which two or more lines, planes, or surfaces meet. Examples: The two lines intersect at a point. The intersection of Street A and Street B is very busy. Set A intersects with set B at element C. […]
