A vertex ■
They are the arms of an angle.
< the point where the two rays meet is called a vertex.
The point in which all the angle bisectors intersect is called the incenter.
This is the vertex of the angle between the two line segments
The common end point of the sides (or arms) of an angle is the vertex of the angle.
The common end point of the sides of an angle is called the vertex. The sides are referred to as rays.
A vertex ■
An angle is formed when two rays begin at a common point. The common point is called the vertex of the angle.
Angle
An angle.
They are the arms of an angle.
< the point where the two rays meet is called a vertex.
An angle.
The rays are called sides and the common endpoint is called vertex.
Straight Angle
When two lines meet at a common point or vertex, the angle between them is called the included angle. The named lines define the angle. So for example, the angle