Geometry Math Symbols

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Across
  1. 2. angle, = 90°
  2. 3. radians angle unit
  3. 6. grads angle unit
  4. 7. ∥
  5. 8. ′
  6. 9. prime, ″
  7. 10. equivalent of geometric shape and size
  8. 11. °
Down
  1. 1. same shape but not same size
  2. 4. ratio between the circumference and diameter of a circle
  3. 5. ∠
  4. 7. ⊥