Math Crossword Puzzle

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Across
  1. 3. 7x–35=0
  2. 4. moving one place to another
  3. 5. lines never touch
  4. 8. more then 90
  5. 10. what does the m mean in y=mx+b
  6. 12. mirror image
  7. 15. length x width
  8. 16. less then 90
  9. 17. 3x+5=3x-5
  10. 18. 2x-6=10+4x
  11. 20. length x width x height
Down
  1. 1. a clock that rotates to the right
  2. 2. a clock that rotates to the left
  3. 6. 2x+6x
  4. 7. A=bh
  5. 9. A=bh/2
  6. 11. greater than 90
  7. 13. equals exactly 180
  8. 14. undefined
  9. 19. 3.14