Sophie's Crossword Puzzle

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Across
  1. 3. less then 90 degrees
  2. 4. lines side by side going in one direction
  3. 6. aregument meeting
  4. 9. equal and the same
  5. 10. detectives look for this
Down
  1. 1. exact correspondence
  2. 2. swarm
  3. 5. "nature" parks
  4. 7. fully awared
  5. 8. larger then 90 degrees