Geometry Puzzle

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Across
  1. 6. a part of a line that has 2 endpoints
  2. 7. a rectangle that has four congruent sides
  3. 8. a polygon with 8 sides
  4. 9. a polygon with 5 sides
  5. 12. has two pairs of parallel sides
  6. 13. a parallelogram that has right angles
Down
  1. 1. a parallelogram that has four congruent sides
  2. 2. a polygon with 10 sides
  3. 3. a polygon with 7 sides
  4. 4. a precise location it has no size
  5. 5. a polygon with 6 sides
  6. 10. a polygon with 3 sides
  7. 11. a polygon with 4 sides
  8. 14. has only one pair of parallel sides
  9. 15. a polygon with 9 sides