Math Vocabulary

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Across
  1. 2. half of a diameter
  2. 3. whole numbers and their opposites, and zero
  3. 4. a number multiplied by an original number and equals 1
  4. 7. a mathematical phrase with numbers, variables, and operators
  5. 10. the amount of space taken up
  6. 12. the ratio of the circumference of a circle to its diameter
  7. 14. the number multiplied by a variable
  8. 15. number of square units
  9. 16. a never changing value
  10. 17. an equation stating that two ratios are equal
  11. 19. a sentence stating two expressions are equal
  12. 20. a letter that represents a number
Down
  1. 1. passes through the middle of a circle
  2. 4. number any number that can be written as a fraction
  3. 5. the length around a circle
  4. 6. distance from zero on a number line
  5. 8. ratio between two corresponding sides of similar figures
  6. 9. the middle value in an ordered dataset
  7. 11. the branch that quantifies the likelihood of a random event occurring
  8. 13. a comparison of two quantities
  9. 18. the difference between the highest and lowest sets of data