UNIT 7 VOCABULARY WORKSHEET - I.M.1

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Across
  1. 2. An undefined term in geometry; A straight path that has no thickness and extends forever.
  2. 3. A shape that results from a transformation of a figure known as the preimage.
  3. 7. Points that lie on the same line.
  4. 8. Points that lie in the same plane.
  5. 10. A statement that is accepted as true without proof.
  6. 11. The original figure in a transformation.
  7. 14. A transformation that shifts or slides every point of a figure or graph the same distance in the same direction.
  8. 15. An undefined term in geometry, it is a flat surface that has no thickness and extends forever.
  9. 16. The point that divides a segment into two congruent segments.
  10. 17. To divide into two congruent parts.
Down
  1. 1. A quantity that has both magnitude and direction.
  2. 4. A point at an end of a segment or the starting point of a ray.
  3. 5. A transformation about a point P such that each point and its image are the same distance from P.
  4. 6. A transformation across a line such that the line is the perpendicular bisector of each segment joining each point and its image.
  5. 8. A theorem whose proof follows directly from another theorem.
  6. 9. An undefined term in geometry, it names a location and has no size.
  7. 12. A part of a line that starts at an endpoint and extends forever in one direction.
  8. 13. A statement that has been proven.