Number Puzzle

12345678910111213141516171819202122232425262728293031323334353637383940
Across
  1. 3. Formula for the midpoint of a line segment
  2. 6. Average of two numbers using the harmonic mean
  3. 11. Formula for the area enclosed by a circle
  4. 13. Equation used to find any term in an arithmetic sequence
  5. 16. Condition that defines a finite sequence
  6. 19. Expression for computing a circle’s radius
  7. 24. Standard representation of a polynomial function
  8. 26. Equation for the sum of a finite geometric series
  9. 27. Ordered pair representing a point
  10. 28. Mean of two numbers using multiplication
  11. 29. Set of possible rational zeros of a polynomial
  12. 30. Algebraic expression representing a second-degree polynomial
  13. 32. - find the midpoint of K(-8,-2) and L(2,8)
  14. 33. Equation used to determine x-intercepts
  15. 34. Value of a function used in the Remainder Theorem
  16. 35. Condition stated in the Factor Theorem
  17. 36. Standard form of a circle’s equation
  18. 38. Measurement across a circle through its center
  19. 39. Formula for adding the first n counting numbers
  20. 40. Formula for the center of a circle
Down
  1. 1. Formula for calculating the sum of an arithmetic series
  2. 2. Equation for the distance between two coordinates
  3. 4. Formula for finding the area of a circular sector
  4. 5. General term of a harmonic sequence
  5. 7. Rule defining each Fibonacci term
  6. 8. Common form of a quadratic expression
  7. 9. Average of two values using the arithmetic mean
  8. 10. Equation for the perimeter of a circle
  9. 12. Length from the center of a circle to its edge
  10. 14. Indicates a sequence that continues without end
  11. 15. 7/2) - find the midpoint of the two points (-3,-2) and (8,9)
  12. 17. Value used to locate the y-intercept
  13. 18. General equation representing a circle
  14. 20. Symbolic form of a geometric series
  15. 21. Symbolic form of an arithmetic series
  16. 22. Polynomial division relationship
  17. 23. Requirement of the Rational Root Theorem
  18. 25. Formula for determining the nth term of a geometric sequence
  19. 31. Formula for the total of an infinite geometric series
  20. 37. Algebraic expression representing a third-degree polynomial