Across
- 2. A line or geodesic is considered what in Euclidean Geometry?
- 4. What has the definition that which has no part?
- 6. What are axioms that were common to all of the sciences?
- 8. How is a plane defined in spherical geometry?
- 9. What is another name for Euclid?
- 10. When did Euclid live?
- 11. Euclid proves how many propositions in Book 1?
Down
- 1. What is the common name for proposition 47 for Euclid's elements?
- 3. What is “the rules of proofs”?
- 5. What are the axioms that were specific to geometry?
- 7. In hyperbolic geometry,the angle sum of a triangle _ _ _ _ _ _ _ _, 180 degrees