The answer depends on what the endpoint is shared with!
Sounds like an angle...
An angle is a geometric figure formed by two rays that share a common endpoint.
a DuNnO aSk YoUr PaReNtS...lOl
Two rays that share a common endpoint share an angle. See the related link, "Rays forming an angle" for a picture.
The vertex.
Angle
Opposite rays are rays that share the same endpoint (have a common endpoint), but they also form a line.Not always.
It is a angle It is an angle
Yes.
interceptive angle
true