An Angle ended in 2008.
The common end point of the sides (or arms) of an angle is the vertex of the angle.
vertex
Interior angle or am i getting the wrong end of the stick?
The point of the angle is called the vertex.
The common end point of the sides of an angle is called the vertex. The sides are referred to as rays.
That's the angle's "vertex".
A vertex
A right angle is an angle of 90 degrees. Any angle not 90 degrees is not a right angle. End of story.
Yes when two lines share a common end point an angle is formed
No. They form an angle.
vertex
vertex