GEOMETRY SYMBOLS

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Across
  1. 2. radians angle unit
  2. 6. π = 3.141592654
  3. 8. equivalence of geometric shapes and size
  4. 9. arcminute, 1° = 60'
  5. 10. parallel lines
  6. 13. arcsecond, 1° = 60"
  7. 14. that start from point A
Down
  1. 1. grad angle by unit
  2. 2. =90°
  3. 3. from point A to B
  4. 4. perpendicular lines (90° angle)
  5. 5. distance between points x and y
  6. 7. 1 turn = 360°
  7. 11. form by two rays
  8. 12. same shape, not same size