the vertex is the common endpoint
That's the angle's "vertex".
Yes when two lines share a common end point an angle is formed
A vertex ■
an angle
The common end point of the sides of an angle is called the vertex. The sides are referred to as rays.
vertex
vertex
A vertex (plural = vertices).
Straight Angle
The rays are called sides and the common endpoint is called vertex.
angle
vertex
angle
angle
The vertex.
The one that is the same! :)