vertex of a polygon


Definition of Vertex of a Polygon

  • Vertex of a Polygon is the common endpoint at which any two of its adjacent sides meet.

More about Vertex of a Polygon

  • The number of vertices of a polygon is equal to the number of its sides.
  • In other words, it is a corner of a polygon.

Example of Vertex of a Polygon

  • In the above figure, A, B, C, and D are the vertices of the polygon ABCD.

Solved Example on Vertex of a Polygon

Find the number of vertices in an isosceles triangle.
Choices:
A. 5
B. 6
C. 3
D. 4
Correct Answer: C
Solution:
Step 1: Vertex of a polygon is the common endpoint at which two adjacent sides of a polygon meet.
Step 2: The number of vertices in an isosceles triangle is 3.

Related Terms for Vertex of a Polygon

  • Angle
  • Corner
  • Endpoint
  • Line Segment
  • Point
  • Polygon
  • Side
  • Two-dimensional Figure
  • Vertex of a 3-D Object