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A figure formed by two rays with a comomon endpoint.
Points that lie on the same line.
Points that lie in the same plane.
A point at an end of a segment or the starting point of a ray.
Points that do not lie on the same line.
Points that do not lie on the same plane.
Two rays that have a common endpoint and form a line.
An undefined term in geometry, a line is a straight path that has no thickness and extends forever.
An undefined term in geometry, it names a location and has no size.
A statement that is accepted as true without proof. Also called an axiom.
A part of a line that starts at an endpoint and extends forever in one direction.
A part of a line consisting of two endpoints and all points between them.
A basic figure that is not defined in terms of other figures. The undefined terms in geometry are point, line, and plane.
