Geometry

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Across
  1. 3. an angle measuring more than 90 degrees
  2. 4. a quadrilateral with two sets of parallel sides
  3. 8. this is a closed shape with straight sides
  4. 9. this is made by two rays with a common endpoint
  5. 13. a quadrilateral with no parallel sides
  6. 15. a quadrilateral with 4 right angles and 4 equal sides
  7. 17. a single location
  8. 18. a line with two endpoints
  9. 19. this has one endpoint and one side goes on forever
  10. 20. a polygon with 4 sides
Down
  1. 1. a a quadrilateral with 4 right angles
  2. 2. a quadrilateral with one set of parallel sides
  3. 5. a quadrilateral with 4 equal sides
  4. 6. triangles are called this when none of the sides are equal
  5. 7. an angle measuring exactly 90 degrees
  6. 10. triangles are called this when all three sides are equal
  7. 11. this goes on in both directions forever
  8. 12. this is a polygon with three sides
  9. 14. triangles are called this when they have two equal sides
  10. 16. an angle measuring less than 90 degrees