Basic Geometry Concepts

•set of points that extends endlessly in opposite directions.

• it has two arrowheads in opposite directions

• It has infinite length but has NO thickness and width.

• Line

• Ray

• Plane

• Line segment

•it indicates position or location.

• it has NO length, width, or thickness and can be represented by a dot.

• Line segment

• Ray

• Point

• Plane

is a portion of a line that has two endpoints

• Plane

• Line

• Ray

• Line segment

is a portion of a line that has one endpoint and one arrowhead

• Point

• Plane

• Line segment

• Ray

are three or more points that lie on the same plane.

• Coplanar

• Collinear

• Non-Coplanar

• Non-Collinear

is a branch of mathematics that studies the sizes, shapes, positions, angles, and dimensions of things.

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three or more points that DO NOT lie on the same plane. 

• Non-Coplanar

• Coplanar

• Collinear

• Non-Collinear

-are three or more points that lie on the same line.

• Coplanar

• Non-Collinear

• Collinear

• Non-Coplanar

three or more points that DO NOT lie on the same line. 

• Non-Collinear

• Coplanar

• Collinear

• Non-Coplanar

•is a flat surface that can be extended infinitely in all directions.

• two-dimensional figure that has length and width but NO thickness.

• Plane

• Line segment

• Point

• Ray