Geometry Symbols

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Across
  1. 1. lines that never intersect.
  2. 4. line that start from point A.
  3. 5. arcminute, 1° = 60′.
  4. 6. same shapes, not same size.
  5. 7. between points x and y |x-y | = 5.
  6. 9. π = 3.141592654...
  7. 13. 1 turn = 360°
  8. 14. equivalence of geometric shapes and size.
Down
  1. 2. 360° = 2π rad.
  2. 3. 360° = 400 grad.
  3. 5. lines that intersect at a right(90 degrees) angle.
  4. 8. formed by two rays
  5. 10. ΔABC ≅ ΔBCD.
  6. 11. infinite line
  7. 12. from point A to point B