MATH CROSSWORD

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Across
  1. 1. the ratio of a circumference of a circle to its diameter, an irrational number
  2. 4. a straight line with only one endpoint that extends infinitely.
  3. 9. the amount left over when one quantity cannot be exactly divided by another
  4. 10. the total number of equal parts into which the numerator is being divided.
  5. 12. all whole numbers, positive or negative, including zero.
  6. 13. two halves that match perfectly and are identical across an axis.
  7. 15. a segment joining two points on a circle.
  8. 18. the likelihood of an event happening.
  9. 19. a line passing through the center of a circle, dividing it in half.
Down
  1. 1. a quadrilateral with two sets of opposite sides that are parallel.
  2. 2. a quantity or set of numbers without bound, limit or end, represented by the symbol ∞
  3. 3. a unit of measure describing how much space a substance occupies or the capacity of a container, provided in cubic units.
  4. 5. sum of a series of numbers, divided by the sum by the total number of values, same as the mean
  5. 6. the answer obtained through multiplication of two or more numbers.
  6. 7. the study of lines, angles, shapes, and their properties.
  7. 8. having a common centre
  8. 11. a polynomial of two terms, for eg. 2x + 3y
  9. 14. the values that occur most frequently in a list
  10. 16. the difference between the maximum and minimum in a set of data.
  11. 17. one half of a sphere