Mathematical Thinking Crossword Puzzle

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Across
  1. 2. The vertical distance and direction a line goes
  2. 4. An irrational number that goes on for a long time
  3. 7. An exact location on a graph
  4. 9. The number below the line in a fraction
  5. 11. Two lines that never intersect
  6. 14. You would _____ a point
  7. 15. Outcome of an experiment
  8. 16. A collection of distinct objects enclosed in fun brackets
  9. 17. Set of elements that are in the universal set but not the chosen set
  10. 18. The likelihood of random events occurring
Down
  1. 1. Overlap between sets
  2. 3. A symbol that represents an unknown or known number
  3. 5. The point where a line crosses a coordinate axis on a graph
  4. 6. Set of all elements in a collection of sets
  5. 8. The angle of an incline
  6. 10. An item that belongs in a set
  7. 12. The horizontal distance and direction a line goes
  8. 13. Fee for borrowing money
  9. 16. Set of elements that is part of a larger set