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Undefined Terms and Defined Terms Review
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A kind of undefined terms that represents a location.
Point
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These are explained using undefined terms and/or other defined terms
Defined Terms
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It is a flat surface that extends infinitely in all directions.
Plane
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A pencil is an example of what undefined terms?
Line
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It has infinite width and infinite length, but no thickness.
Plane
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It has no length, width nor thickness.
Point
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It is part of a line with two endpoints
Line Segment
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It has a length, but no width and no thickness.
Line
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It always extends indefinitely in two opposite directions.
Line
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A towel is an example of what undefined terms?
Plane
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A dot is used to represent this figure.
Point
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The light of a laser is an example of what defined terms
Ray
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A part of a line, with one endpoint, that continues without an end in one direction
Ray
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A figure formed by two rays with a common endpoint
Angle
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These are figures cannot be described by other figures.
Undefined terms
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