Math crossword puzzle

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Across
  1. 3. lists of numbers showing the results of a calculation with varying arguments
  2. 4. a mathematical relationship or rule expressed in symbols
  3. 5. ratios that are the same when we compare them
  4. 6. does not stay the opposite varible we value
  5. 7. a straight line from the center to the circumfrence of a circle or sphere
  6. 10. a rate for one of something
  7. 11. of proportionality value of the ratio between two proportional quantities
  8. 14. the process of combining matrices, vectors, or other quantities under specific rules to obtain their product.
  9. 16. An actual place or object
  10. 18. price
Down
  1. 1. the ratio between the scale of a given original object and a new object
  2. 2. as twice the length of the radius of a circle
  3. 6. a fraction whose denominator is a power of ten and whose numerator is expressed by figures placed to the right of a decimal point.
  4. 8. the length of any great circle, the intersection of its sphere with any plan passing through it
  5. 9. a numerical quantity that is not a whole number
  6. 12. original figure multiplied by the same number
  7. 13. the process of dividing a matrix, vector, or other quantity by another under specific rules to obtain a quotient.
  8. 15. the quantitative relaion between two amounts
  9. 17. a diagram showing the realtion of variable quantites