Polygons

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Across
  1. 1. A quadrilateral in which exactly one pair of opposite sides is parallel
  2. 6. A quadrilateral with four congruent sides and four right angles
  3. 7. Polygon with six sides and angles
  4. 9. A triangle with all sides of different lengths
  5. 10. A triangle with one angle equal to 90°
  6. 13. Polygon with equal sides and angles
  7. 18. Polygon with ten sides and angles
  8. 19. A triangle with one angle greater than 90°
Down
  1. 2. Polygon with eight sides and angles
  2. 3. quadrilateral with opposite sides parallel and congruent and four right angles
  3. 4. A triangle where all angles are less than 90°
  4. 5. polygon with three sides and angles equal to 180°
  5. 8. Polygon with five sides and angles
  6. 11. Polygon with seven sides and angles
  7. 12. polygon with four sides and angles
  8. 14. A triangle with two sides of the same length
  9. 15. A quadrilateral with two sets of parallel sides
  10. 16. A parallelogram where all sides are congruent
  11. 17. A triangle where all three sides are congruent