To match the terms with their definitions:
- Line - A straight path that extends infinitely in both directions.
- Line Segment - A part of a line that has two endpoints.
- Circle - A set of points in a plane that are equidistant from a given point called the center.
- Parallel Lines - Lines in the same plane that never intersect and are always the same distance apart.
- Perpendicular Lines - Lines that intersect at a right angle (90 degrees).
- Angle - A figure formed by two rays, called the sides of the angle, sharing a common endpoint known as the vertex.
Please insert these matches in your specific input format.