Algebra Crossword

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Across
  1. 2. A Pictorial representation of data
  2. 4. An amount or extent of variation
  3. 6. A number used to multiply a variable
  4. 8. Set of all possible values for a function
  5. 11. A mapping of one space onto another
  6. 12. Straight up and down
  7. 16. Answer to #2
  8. 17. When a figure is mirrored across an axis.
  9. 18. Make diagonal, or to make slope
  10. 19. A number that can be in the form p /q
  11. 20. To lengthen, widen or distend.
Down
  1. 1. In which a figure grows smaller
  2. 3. Answer to #6
  3. 5. Answer to #5
  4. 7. Displacement from one place to another
  5. 9. A value you get close to but never reach
  6. 10. Parallel or in the plane of the horizon.
  7. 13. An opening or perforation
  8. 14. The point at which two lines intersect
  9. 15. Answer to #1