Introduction to Geometry

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Across
  1. 1. Less than 90 degrees
  2. 3. Flip the order of hypothesis and conclusion and make them negative
  3. 5. Part of a line; one endpoint and continues infinitely in the other direction
  4. 11. Two lines that cross at a right angle
  5. 15. A location in space, no size
  6. 17. Cut in Half
  7. 20. Two rays connected at a common endpoint
  8. 21. The line that cuts through a set of parallel lines
  9. 22. At least 3 points that form a flat surface; Has no thickness
  10. 23. Rise/Run
  11. 24. Make hypothesis and conclusion negative
  12. 25. 90 degrees
Down
  1. 2. Flip the order of hypothesis and conclusion
  2. 4. Two angles that are across from each other
  3. 6. Infinite set of points that continues forever in two directions
  4. 7. Two angles that add to 90 degrees
  5. 8. The common endpoint where two rays form an angle
  6. 9. If and only if
  7. 10. The points at the end of a line segment
  8. 12. More than 90 degrees
  9. 13. The point in the middle of a line segment
  10. 14. Two angles that add to 180 degrees
  11. 16. Part of a line; two endpoints and all the points in between
  12. 18. Equal
  13. 19. Two lines that have the same slope; never touch