Geometry Vocab Crossword

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Across
  1. 1. Alternate _________ angles are angles that are nonadjacent exterior angles that lie on opposite sides of the transversal
  2. 4. ___________________ angles are the two interior nonadjacent angles corresponding to each exterior angle of a polygon.
  3. 9. A line added to a diagram to help explain relationships in proofs
  4. 11. type of geometry where a plane is considered to be the surface of a sphere
  5. 13. Two lines that will never cross but are not parallel
  6. 14. __________ angles are angles that lie on the same side of the transversal and are in the same position
  7. 15. The intersection of a sphere and a plane containing the center of the sphere.
Down
  1. 2. Alternate _________ angles are angles that are nonadjacent interior angles that lie on opposite sides of the transversal
  2. 3. Two planes that will never cross
  3. 5. A type of geometry where Euclid's Parallel Postulate is accepted as truth
  4. 6. Angles that are on the same side of the transversal inside of the two parallel lines
  5. 7. The change in y values divided by the change in x values
  6. 8. A type of proof that is similar to a flow chart.
  7. 10. a line that intersects two or more lines at distinct points
  8. 12. Two lines that are in the same plane that will never cross