Geometry Crossword

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Across
  1. 2. The steepness of a line
  2. 5. Used to solve a squared equation
  3. 6. A number that divides another evenly
  4. 8. Where a line crosses an axis
  5. 9. A famous sequence found in nature
  6. 12. Difference from the average
  7. 15. The U-shaped curve of a quadratic graph
  8. 16. Information used for analysis
  9. 19. Removing something completely
Down
  1. 1. Famous for geysers and wildlife
  2. 3. A mathematical relationship between inputs and outputs
  3. 4. An equation with x²
  4. 7. A number multiplying a variable
  5. 10. An equation forming a straight line
  6. 11. the set of all "allowed" values for the independent variable
  7. 13. The study of shapes and angles
  8. 14. The most frequent number in a set
  9. 17. The highest minus the lowest value
  10. 18. The middle number in a sorted list
  11. 20. The average of a set of numbers