Answer:
Explanatory answer below
Step-by-step explanation:
A line is the path of one point moving. A line has length but no width.
Two lines can be:
Parallel: Two lines are parallel if they are on the same plane and they never touch.
Concurrent: Two lines are concurrent if they touch on one point.
Coincident: Two lines are coincident if they are made of the same points.
If this is even what you meant, if not- i tried XD