Geometry Vocabulary

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Across
  1. 8. a polygon containing four congruent sides, two sets of parallel sides, and four right angles
  2. 9. an angle that is less than 90 degrees
  3. 10. a 5-sided polygon
  4. 12. an 8-sided polygon
  5. 13. a triangle with one right angle
  6. 15. an angle that is exactly 90 degrees
  7. 16. a triangle with one obtuse angle
  8. 18. a figure with three or more angles and sides that are straight and closed
  9. 20. equal or the same
  10. 21. a four sided polygon
  11. 22. an angle that is more than 90 degrees and less than 180 degrees
Down
  1. 1. a triangle with three equal sides
  2. 2. a polygon that contains two sets of parallel sides
  3. 3. a triangle with two equal sides
  4. 4. a triangle with no equal sides
  5. 5. a triangle with all acute angles
  6. 6. a 6-sided polygon
  7. 7. an angle that is exactly 180 degrees
  8. 11. a polygon with three sides
  9. 13. a polygon containing two sets of parallel sides that are congruent
  10. 14. a flat surface on a solid figure
  11. 17. a quadrilateral with only one pair of parallel sides
  12. 19. a polygon containing two sets of parallel sides and four right angles
  13. 23. the lines where two faces meet