Euclidean Geometry

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Across
  1. 5. statement that can be proven
  2. 6. an angle whose sides lie on the same line
  3. 10. self-evident statement that does not need to be proven
  4. 11. in an angle, it corresponds to the endpoint of the rays
  5. 13. defined by two rays with a common endpoint
  6. 14. these correspond to the two rays defining the angle
Down
  1. 1. two segments with a common endpoint and belonging to the same line
  2. 2. like a flat surface defined by a Greek letter
  3. 3. an angle that measures 90^
  4. 4. two segments with a common endpoint
  5. 7. part of a line with one endpoint
  6. 8. part of a line with two endpoints
  7. 9. with no dimensions, represented by a capital letter
  8. 12. an angle whose sides are the same side