Question

what is vertex angle

Answer 1

Answer:

In geometry, a vertex angle is an angle associated with a vertex of an n-dimensional polytope. Often a vertex angle of a polygon is referred to simply as an angle of the polygon.

Step-by-step explanation:

Answer 2

Answer:

In geometry, a vertex is an angle associated with a vertex of an n-dimensional polytope. In two dimensions it refers to the angle formed by two intersecting lines, such as at a "corner" of a polygon.