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Geometric Parallelogram Properties Enigma is a hard crossword puzzle with 18 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Geometric Parallelogram Properties Enigma
Challenging puzzle for experienced crossword solvers
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Across
  • 1. Intersection of perpendicular bisectors, rarely central in parallelograms
  • 2. Process to reduce perimeter while keeping shape properties intact
  • 3. Divide precisely into two identical parts, as diagonals do
  • 4. Total of interior angles always 360 degrees
  • 5. Mathematical quantity representing direction and magnitude of sides
  • 8. All sides equal, a special condition sometimes applied
  • 10. Lines equidistant forever, defining opposite sides
  • 11. Almost a parallelogram but with only one pair parallel
  • 12. Balanced proportion, parallelograms exhibit bilateral
  • 15. Line connecting opposite corners, key in parallelogram proofs
Down
  • 6. Operation mapping one parallelogram onto another retaining properties
  • 7. A line crossing two others, forming alternate interior angles
  • 9. Exact equivalence in shape and size, especially for opposite sides
  • 13. No sides equal, rarely describes parallelograms yet relevant
  • 14. At right angles, although rare for general parallelograms
  • 16. Sum of all sides—constant for a given parallelogram
  • 17. Steepness of side lines determining parallelism
  • 18. A parallelogram with oblique angles but unequal adjacent sides
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