Geometry Vocab Crossword Puzzle

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Across
  1. 3. any two angles whose sum is 180 degrees.
  2. 4. two angles that are next to each other and share a common side.
  3. 7. straight path through indefinite points, extends in opposite directions
  4. 8. planes that do not intersect
  5. 10. not co-planar lines that do not intersect
  6. 12. points or lines that lie on the same plane
  7. 13. 2 co-planar lines that do not intersect
  8. 15. a line that intersect two or more lines
  9. 19. measure less than 90 degrees
  10. 20. measure greater than 90 degrees
Down
  1. 1. flat surface extends into opposite directions
  2. 2. two angles across from each other on intersecting lines. They are always congruent.
  3. 5. any two angles whose sum is 90 degrees.
  4. 6. point where 2 of more geometric figures meet
  5. 9. two angles that are adjacent and supplementary. They form a straight line.
  6. 11. indicate a location, have no size
  7. 14. part of a line with 1 endpoint
  8. 16. part of a line that has 2 endpoints
  9. 17. angle measure that is exactly 90 degrees
  10. 18. points points that lie on the same line