Math Crossword Puzzle

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Across
  1. 2. the middle value in a list ordered from smallest to largest
  2. 4. a straight line with numbers placed at equal intervals or segments along its length
  3. 6. extending in the same direction and at the same distance apart
  4. 8. a flat, two-dimensional surface with an infinite height and width
  5. 12. the part of a fraction that is above the line and signifies the number to be divided by the denominator
  6. 14. the number dividing the third and fourth quartile
  7. 15. a function that has either one or two variables without exponents
  8. 18. a straight line that goes from left to right or right to left.
  9. 19. the value that appears most frequently in a data set
  10. 20. the perimeter of a circle
  11. 21. a symbol written above and to the right of a mathematical expression to indicate the operation of raising to a power
  12. 22. what you get by adding up all of the numbers and dividing by how many numbers were in the list
  13. 24. a mathematical relationship from a set of inputs to a set of outputs
  14. 27. the whole outer boundary of a figure or area
  15. 28. exactly vertical
  16. 30. the difference between the largest and smallest numbers
Down
  1. 1. a pair of numbers where order is important
  2. 3. a whole number that can be positive, negative, or zero
  3. 5. any real number that cannot be expressed as the quotient of two integers
  4. 7. a straight line that runs from one side of a figure and passes through the center
  5. 9. the distance from zero that a number is on the number line, without considering direction
  6. 10. the part of a fraction that is below the line and that functions as the divisor of the numerator
  7. 11. how likely something is to happen
  8. 13. a statement of an order relationship between two numbers or algebraic expression
  9. 16. the number resulting from the division of one number by another
  10. 17. a value on a scale of 100 that indicates the percent of a distribution that is equal to or below it
  11. 23. the values that divide a list of numbers into quarters
  12. 25. a piece or part of a line having two endpoints
  13. 26. a diagram or graph using a number line to show the distribution of a set of data
  14. 29. a number which multiplies a variable