Geometry Vocabulary Crossword

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Across
  1. 4. _________ statement in the form of if not a, then not b
  2. 6. _________ angle that measures less than 90 degrees
  3. 7. created by connecting two points, has no beginning or end
  4. 9. _________ angles- two angles that add to 180 degrees
  5. 11. Points or lines on the same plane
  6. 12. a location in space
  7. 13. Points on the same line
  8. 15. _________ angle the measures exactly 90 degrees
  9. 16. _________ statement in the form of if not b, then not a
  10. 18. Part of a line connecting two end points
  11. 20. Part of a line with one starting point and no ending point
  12. 21. _________ angle that measures more that 90 but less than 180 degrees
  13. 23. _________ triangle with two sides equal
  14. 25. Formed by two rays connected at a common endpoint
  15. 26. rate of change, rise over run
Down
  1. 1. Flat surface extending in all directions (three points determines a _______ )
  2. 2. _________ triangle with all sides equal
  3. 3. _________ statement in the form of if a, then b
  4. 5. Point that bisects a line segment
  5. 8. _________ angles- two angles that add to 90 degrees
  6. 10. Two lines that intersect and form a right angle
  7. 12. Two lines that never intersect
  8. 14. _________ statement in the form of a if and only if b (only possible when all statements are true
  9. 16. _________ statement in the form of if b, then a
  10. 17. A ray that bisects an angle
  11. 19. Common endpoint of an angle
  12. 22. Two lines that never intersect and are non-coplanar
  13. 24. _________ triangle with no sides equal