Ploygons and Quadrilaterals

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Across
  1. 3. a 7 sided polygon
  2. 4. a set of all possible input values which allows the function formula to work
  3. 5. difference between the lowest and highest values
  4. 7. a trapezoid in which the legs are congruent
  5. 16. a quadrilateral with 4 congruent sides and 4 right angles
  6. 17. a N sided polygon
  7. 19. a set of ordered pairs
  8. 20. a quadrilateral with four congruent sides
  9. 21. a polygon that is not regular
  10. 24. a polygon in which a diagonal can be drawn such that part of the diagonal contains points in the exterior of the polygon
Down
  1. 1. a 6 sided polygon
  2. 2. a 12 sided polygon
  3. 6. a segment connecting 2 nonconsecutive vertices of a polygon
  4. 8. an 8 sided polygon
  5. 9. a polygon in which no diagonal contains point in the exterior of the polygon
  6. 10. a polygon in which all angles are congruent
  7. 11. a pyramid whose base is a regular congruent regular polygon and whose lateral faces are congruent isosceles triangles
  8. 12. a quadrilateral with two pairs of parallel sides
  9. 13. a 10 sided polygon
  10. 14. a quadrilateral with exactly two pairs of congruent consecutive sides
  11. 15. a relation in which every input is paired with exactly one output
  12. 18. a quadrilateral with four right angles
  13. 22. a 9 sided polygon
  14. 23. a quadrilateral with exactly 1 pair of parallel sides
  15. 25. an 5 sided polygon