Crossword =)

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Across
  1. 2. the inclination of a line
  2. 4. a group of numbers that conform another number
  3. 7. what a graph is divided in
  4. 8. the chance of something
  5. 10. a pair of lines that never cross
Down
  1. 1. shapes that are completely the same
  2. 3. when the line goes through the axis
  3. 5. a certain part of something
  4. 6. what number kind goes before zero
  5. 9. the view of a structure from above