Geometry Vocabulary

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Across
  1. 7. the set of points that 2 or more geometric figures have in common.
  2. 9. an accepted statement of truth
  3. 11. points that lie on the same plane.
  4. 13. points that lie on the same line.
  5. 14. 2 lines that do not intersect and are not parallel.
Down
  1. 1. 3(AB + CD) = 3 AB + 3 CD.
  2. 2. XY = XY.
  3. 3. made up of 2 points and has no thickness or width. Need at least 2 points to name it.
  4. 4. a flat surface made up of points. Need 3 points to name it.
  5. 5. a location. It has neither shape nor size.
  6. 6. a statement that has been proven to be true.
  7. 8. 2 planes that do not intersect.
  8. 10. lines that are always the same distance apart and will never meet or touch.
  9. 12. A logical argument that uses definitions, postulates and theorems to validate a statement.