The means of the two variable, (x-bar, y-bar)
intersection
point
a point
It is usually called an intersection or an intersection point.
If they do intersect, it will be at their point of intersection.
It is not.
The point of intersection.
point
A point.
If the lines are identical, then the whole lines. If not they can either not meet at all or at a single point: the point of intersection.
Intersection.
intersection
a point
point
It is usually called an intersection or an intersection point.
The point where two or more lines meet is the intersection.
point of intersection