GEOMETRY SYMBOLS

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Across
  1. 2. π
  2. 5. a line from point A to point B
  3. 7. line that start from point A
  4. 9. ∟
  5. 10. arcminute, 1° = 60′
  6. 11. formed by two rays
  7. 12. |x-y|
  8. 13. grads angle unit
  9. 14. ″
Down
  1. 1. ~
  2. 3. Δ
  3. 4. 1 turn = 360°
  4. 6. ∥
  5. 8. AB