Math Reveiw

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Across
  1. 3. Any possible outcome of an experiment in probability
  2. 7. ratio of the circumference of a circle to its diameter.
  3. 9. number that occurs most frequently in a set of numbers.
  4. 10. The distance between a number and zero on the number line.
  5. 11. Events whose outcomes do not influence each other.
  6. 13. quantity that does not change its value.
  7. 15. angles whose sum is 180 degrees
  8. 18. two angles that are congruent
  9. 20. comparison of two quantities, typically written as a fraction.
Down
  1. 1. distance around a circle
  2. 2. sum of the numbers in a set of data divided by the total number of numbers; also called average
  3. 4. letter or symbol used to represent a number.
  4. 5. two angles whose sum is 90 degrees
  5. 6. angles that are next to one another.
  6. 8. postive and negative numbers
  7. 12. the sum of a number and its additive ______________ is zero.
  8. 13. number multiplied by a variable in an algebraic expression.
  9. 14. ______________ numbers are numbers that are less than zero.
  10. 16. lines that do not ever cross are _____________ lines
  11. 17. number in the middle of a set of data when the data are arranged in order
  12. 19. difference between the maximum and minimum values in a set of data