Geometry Symbols

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Across
  1. 2. rad
  2. 4. π
  3. 7. 90° angle
  4. 9. =90°
  5. 10. infinite line
  6. 11. —
  7. 12. shapes
Down
  1. 1. part of a circle
  2. 3. ~
  3. 4. | |
  4. 5. ∆
  5. 6. formed by two rays
  6. 8. °
  7. 13. →