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11 Cards in this Set
- Front
- Back
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Undefined Term |
A word without a formal definition |
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Point |
A point that has no dimension. It is represented by a dot. |
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Line |
A line has one dimension. It is represented by a line with two arrow heads. |
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Plane |
A plane has two dimensions. It is represented by a shape that looks like a floor or a wall. |
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Collinear Points |
Points that lie on the same line. |
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Coplanar Points |
Points that lie on the same plane. |
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Defined Terms |
Terms that can be described using known words. |
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Line Segments, Endpoints |
Parts of a line that consists of two points, called endpoints, and all the points on the line between the endpoints. |
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Ray |
The ray AB consists of the endpoint A and all points on ray AB that lie on the same side of A as B. |
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Opposite Rays |
If points C lies on line AB between A and B, then ray CA and CB are opposite rays. |
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Intersection |
The intersection of two or more geometric figures is the set of points that the figures have in common. |
