math crossword

12345678910111213141516171819
Across
  1. 3. values of variable
  2. 5. represented by a straight line on graph
  3. 8. extend of 2d figure
  4. 9. trigonometric value
  5. 10. consist several terms
  6. 12. assigns number to functions
  7. 14. to add
  8. 17. 1000
  9. 18. to divide something or give a share
  10. 19. contain quantities which are expressible
Down
  1. 1. answer of division
  2. 2. letters and symbols to represent numbers
  3. 4. lines which do not meet
  4. 6. number seperated by point
  5. 7. 3d figure
  6. 11. middle of a sorted list of numbers
  7. 13. cutting a system of lines
  8. 15. longest side of a right triangle
  9. 16. same shape and size
  10. 17. 3-sided shape