Math stuff

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Across
  1. 3. A mathematical statement with an equals sign
  2. 4. Larger than 90 degrees but less than 180 degrees
  3. 5. Middle number in a data set when ordered
  4. 12. Lines that never meet and are the same distance apart
  5. 13. Average of a set of numbers
  6. 14. Distance from the center of a circle to any point on the circle
  7. 17. A visual representation of data
  8. 19. Number that divides another number evenly
  9. 20. A symbol used to represent an unknown value
  10. 23. Standard system of measurement
  11. 25. An equation that expresses two ratios as equal
  12. 27. Amount earned or paid for the use of money
  13. 29. Flipping a shape over a line
  14. 30. Amount of space an object occupies
  15. 33. A four-sided shape with right angles
  16. 36. Property of multiplication over addition
  17. 39. The top number in a fraction
  18. 42. A three-sided polygon
  19. 44. Any four-sided polygon
  20. 45. Angle that measures 90 degrees
  21. 46. Factor by which dimensions of a figure are increased or decreased
  22. 48. The bottom edge of a shape, especially in triangles or parallelograms
Down
  1. 1. How often something occurs
  2. 2. The distance across a circle through its center
  3. 5. Number that appears most often in a data set
  4. 6. Point where a graph crosses an axis
  5. 7. Maximum amount something can hold
  6. 8. Part of a whole, represented with a numerator and denominator
  7. 9. Perimeter of a circle
  8. 10. The distance around a shape
  9. 11. Result of adding two or more numbers
  10. 15. The bottom number in a fraction
  11. 16. A number multiplying a variable
  12. 18. Comparison of two numbers by division
  13. 21. Triangle with two equal sides
  14. 22. Number that shows how many times a base is multiplied by itself
  15. 24. The longest side of a right triangle
  16. 26. Less than zero
  17. 28. A number that can be divided evenly by another number
  18. 31. Balance or similarity in shape or design
  19. 32. Relating to a straight line
  20. 34. Vertically-oriented axis on a graph
  21. 35. Measure of the surface of a shape
  22. 37. Related to shapes and sizes in mathematics
  23. 38. Theorem relating the sides of a right triangle
  24. 40. The value that represents nothing
  25. 41. Horizontally-oriented axis on a graph
  26. 43. A part of a line that has one endpoint and extends infinitely in one direction
  27. 47. Formed by two rays with a common endpoint