Mathematics Crossword Puzzle

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Across
  1. 3. 2πr(h + r)
  2. 5. value never changes
  3. 8. French philosopher and mathematician
  4. 10. numerical value of a term containing a variable
  5. 11. Numbers starting from 0
  6. 13. A number that can be represented as the quotient p/q of two integers such that q ≠ 0
  7. 16. a three-dimensional shape that's half of a sphere with one flat, circular side
  8. 17. constant polynomial whose coefficients are all equal to 0
Down
  1. 1. √s(s - a)(s - b)(s - c)
  2. 2. It states that the area of the square whose side is the hypotenuse is equal to the sum of the areas of the squares on the other two sides.
  3. 4. special case of a parallelogram and a kite.
  4. 6. value can change
  5. 7. the point where the axes of the system intersect
  6. 9. a number that can be written without a fractional component
  7. 12. the point where the axes of the system intersect
  8. 14. The part of an algebraic expression that is separated by addition or subtraction
  9. 15. data that is not in form to be used or not yet processed.