Math terms

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Across
  1. 1. combine
  2. 3. a line segment joining any two points on a circle
  3. 4. the result of addition
  4. 5. to separate into equal groups
  5. 6. numbers less then 0
  6. 9. a number that appears frequently in a group of numbers
Down
  1. 1. an angle with a measure less then 90*
  2. 2. the result of multiplication
  3. 7. having the same value
  4. 8. a possible outcome in probability