IGCSE Maths Crossword

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Across
  1. 2. Made up of straight lines, quite closed off
  2. 4. Like numbers with superscripts
  3. 8. On this graph you plot the end points of the group angainst...
  4. 9. Dont call them Z angles!
  5. 13. Everyone is invited to the party! A, B and the rest
  6. 16. Not that number, 1 divided by it
  7. 17. I am also like sine
  8. 19. Algebra equals fun
  9. 21. When two lines have the same gradient
  10. 22. Add up all the faces!
  11. 23. Ugly triangle
  12. 25. Shifting about
  13. 26. I am the bit before the variable
Down
  1. 1. Acronym, a^2 - b^2 =(a-b)(a+b)
  2. 3. But how steep is that curve?
  3. 5. Greek letter of trigonometry fame
  4. 6. Get rid of that horrible number on the denominator!
  5. 7. I am most certianly NOT a bar chart
  6. 10. Getting big (or smaller)
  7. 11. used to solve quadratic or find the turning point
  8. 12. You've got a pair (triangles)!
  9. 14. When one thing changes, so does the other!
  10. 15. Probably got lots of branches
  11. 18. dy/dx=0
  12. 20. This quadrilateral sits snuggly in a circle
  13. 21. equal to the circumference over the diameter
  14. 24. A'