Number Plane and Transformations

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123456789101112131415161718192021
Across
  1. 1. Converting one language into another.
  2. 4. Two lines crossing at right angles.
  3. 5. (x,y)
  4. 9. The number plane split into four parts.
  5. 11. A dot.
  6. 13. The centre of the number plane.
  7. 15. To open a door, turn the knob in this direction.
  8. 17. Moving something clockwise or anticlockwise.
  9. 18. Up/down direction.
  10. 19. Pessimistic.
Down
  1. 2. The begining, first.
  2. 3. A flying transport vehicle.
  3. 5. Another name for the number plane.
  4. 6. The direction to loosen a screw with a screwdriver.
  5. 7. Optimistic.
  6. 8. To change.
  7. 10. Mirror.
  8. 12. Left/Right direction.
  9. 14. The worth of something.
  10. 16. Piece of furniture with four legs.
  11. 20. Most books have lines, but in maths we use a special kind of book.
  12. 21. A transformed shape or point.