GEOMETRY SYMBOLS

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Across
  1. 2. radians
  2. 5. line that start from point A
  3. 9. c
  4. 10. ~
  5. 11.
  6. 12.
  7. 14. AB
  8. 15. Δ
Down
  1. 1. 1 turn = 360deg
  2. 3. °
  3. 4. gradians / gons
  4. 6. |x-y|
  5. 7. arcminute, 1° = 60′
  6. 8. arc from point A to point B
  7. 13. formed by two rays