en.wikipedia.org/wiki/Vertex_(graph_theory)

In mathematics, and more specifically in graph theory, a vertex (plural vertices) or node is the fundamental unit of which graphs are formed: an undirected graph ...

en.wikipedia.org/wiki/Vertex_(geometry)

In geometry, a vertex (plural: vertices or vertexes) is a point where two or more curves, lines, or edges meet. As a consequence of this definition, the point where ...

mathcentral.uregina.ca/qq/database/qq.09.06/s/sophie1.html

Hi Sophie. Here is a drawing showing you a flat hexagon shape and an odd 3-D shape. Vertices is the plural form of the word vertex. A vertex is a single point.

www.mathsisfun.com/geometry/vertices-faces-edges.html

Vertices, Edges and Faces. Vertex, Edge and Face A vertex is a corner. An edge is a line segment that joins two vertices. A face is an individual surface.

www.mathsisfun.com/definitions/vertices.html

Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.

www.mathopenref.com/vertex.html

Vertex typically means a corner or a point where lines meet. For example a square has four corners, each is called a vertex. The plural form of vertex is vertices.

sciencing.com/vertices-math-5066316.html

Apr 24, 2017 ... In math and geometry, a vertex -- the plural of vertex is vertices -- is a point where two straight lines or edges intersect. In other words, a vertex ...

www.mathnstuff.com/math/spoken/here/1words/v/v8.htm

A triangle has three vertices, a quadrilateral has four, a pentagon has five, etc. 2. n. the maximum or minimum point on a parabola, its only point on its axis of ...