midpoint180degreesacuteangleincludedangle90degreestheoremobtuseanglereflexivepropertypointcollinear≅coplanarprotractorvertexpostulatenoncollinearisoscelestrianglelinesegmentparallellinesincludedsidemidpointperpendicularnoncoplanarverticalanglesmidpoint180degreesacuteangleincludedangle90degreestheoremobtuseanglereflexivepropertypointcollinear≅coplanarprotractorvertexpostulatenoncollinearisoscelestrianglelinesegmentparallellinesincludedsidemidpointperpendicularnoncoplanarverticalangles

Triangle Congruence vocabulary - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. midpoint
  2. 180 degrees
  3. acute angle
  4. included angle
  5. 90 degrees
  6. theorem
  7. obtuse angle
  8. reflexive property
  9. point
  10. collinear
  11. ≅
  12. coplanar
  13. protractor
  14. vertex
  15. postulate
  16. noncollinear
  17. isosceles triangle
  18. line segment
  19. parallel lines
  20. included side
  21. midpoint
  22. perpendicular
  23. noncoplanar
  24. vertical angles