math vocabulary

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Across
  1. 3. number any number that can be divided by 2
  2. 6. quantity used as a standard of measurement
  3. 7. to find an answer
  4. 8. number number represented by a whole number and a fraction
  5. 9. to find the value of a numerical expression
  6. 11. a parallelogram with 4 right angles
  7. 13. average
  8. 14. numbers
  9. 17. a number that determines the position of a point on a grid
  10. 20. angle angle less than 90 degrees
Down
  1. 1. fraction a fraction whose numerator is greater than or equal to the denominator
  2. 2. any quarter of a plane
  3. 4. symbol that represents a number
  4. 5. a unit for measuring angles
  5. 10. amount of space occupied by a 3 dimensional object
  6. 12. representing the same number or amount
  7. 15. area total area of a two dimensional surfaces
  8. 16. part of a group or whole
  9. 18. pair a pair of numbers that show a point on a grid
  10. 19. a polygon with three sides