Belldandy's Chapter 6 Crossword Puzzle

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Across
  1. 4. A parallelogram with four congruent sides
  2. 9. A line that is perpendicular to a segment at its midpoint
  3. 11. A polygon in which all sides are congruent
  4. 12. A point is equidistant from two figures when it is the same distance from each figure.
  5. 13. A segment that joins two nonconsecutive vertices of a polygon
  6. 14. A ray that divides an angle into two angles that are congruent
  7. 16. A segment from a vertex of a triangle to the midpoint of the opposite side
  8. 18. A quadrilateral that has two pairs of consecutive congruent sides, but opposite sides are not congruent
Down
  1. 1. A polygon in which all angles are congruent
  2. 2. The point of concurrency of the lines containing the altitudes of a triangle
  3. 3. A quadrilateral with both pairs of opposite sides parallel
  4. 5. A parallelogram with four right angles
  5. 6. The point of concurrency of the three medians of a triangle
  6. 7. The perpendicular segment from a vertex of a triangle to the opposite side or to the line that contains the opposite side
  7. 8. The point of concurrency of the three perpendicular bisectors of a triangle
  8. 10. A parallelogram with four congruent sides and four right angles
  9. 15. A quadrilateral with exactly one pair of parallel sides
  10. 17. The point of concurrency of the angle bisectors of a triangle