Geometry Symbol

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Across
  1. 4. π
  2. 5. arcsecond
  3. 8. |x-y|
  4. 10. g
  5. 12. ||
  6. 15. line from point A to point B
Down
  1. 1.
  2. 2. ~
  3. 3. =90°
  4. 6. °
  5. 7. arcminute
  6. 9. line start from point A
  7. 11. c
  8. 13. formed by two rays
  9. 14. infinite line