Geometry Project

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Across
  1. 3. polygon with eight sides
  2. 5. proof proof that uses indirect reasoning
  3. 6. having all equal sides
  4. 8. polygon with three sides
  5. 9. triangle triangle with a 90 degree angle
  6. 10. polygon with four sides
  7. 11. having all angles equal
  8. 12. angle angle measuring 89 degrees or less
  9. 15. quadrilateral with opposite sides parallel
  10. 16. angles that add to 180 degrees
Down
  1. 1. used to prove something to be correct
  2. 2. that add to 90 degrees
  3. 4. polygon with six sides
  4. 7. triangle triangle with two sides congruent
  5. 13. angle angle measuring 91 degrees or more
  6. 14. polygon with five sides
  7. 17. segment part of a line
  8. 18. a line extending from one point forever in one direction