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Cards In This Set
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Point
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Indicates a location and has no size
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Line
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A striaght path that extends in two opposite directions without an end and has no thickness. Contains infinetly many points.
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Plane
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A flat surface that extends without an end and has no thickness. Contains infinetly many lines.
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Collinear Points
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Points that lie on the same line.
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Coplanar
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Points and lines that lie in the same plane.
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Space
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Set of all points in three dimensions.
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Segment
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Part of a line that has two endpoints and all the points between them.
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Ray
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Part of a line that consists of one endpoint and all the points of the line on one side of the endpoint.
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Opposite Rays
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Two rays that share the same endpoint and form a line.
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Postulate/Axiom
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Accepted statement of fact.
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Intersection
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The set of points that figures have in common.
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Coordinate
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The real number that corresponds to a point is the coordinate of the point.
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Distance Between Two Points
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The distance between two points on a line is the absolute value of the differnce of the corrdinates of the points.
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Congruent Segments
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If two segments have the same length.
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Midpoint of a Segment
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A point that divides the segment into two congruent segments.
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