Polygon Polyword

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Across
  1. 3. a triangle with no congruent sides or angles
  2. 4. a triangle with 2 congruent sides and 2 congruent angles
  3. 6. all angles are congruent
  4. 9. a polygon that is both equilateral and equiangular
  5. 11. when 2 lines meet or cross to form a 90 degree angle
  6. 14. more than 90 degrees
  7. 15. divides an angle or a side into 2 equal parts
  8. 18. the corners of a polygon
  9. 19. a line that joins 2 vertices to form a triangle inside of a polygon
  10. 20. the angles outside of a polygon
  11. 21. a polygon with 8 sides
Down
  1. 1. a polygon with 4 sides
  2. 2. a quadrilateral with 2 pairs of opposite sides that are parallel
  3. 5. the angles inside of a polygon
  4. 7. a quadrilateral with equal sides
  5. 8. a quadrilateral with 1 pair of parallel sides
  6. 10. a polygon with 6 sides
  7. 12. all sides are congruent
  8. 13. less than 90 degrees
  9. 16. a midsegment connects 2 ___________
  10. 17. a polygon with 5 sides