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Undefined Terms and Defined Terms Review

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