YZXMidpointpoint thatdivides a linesegment into2 congruenthalvesVerticalAnglesbisectora line/linesegment/raythat divides anangle or linesegment in halfScaleneTriangleA trianglewith nocongruentsidesCongruencefigureswith thesame sizeand shapeObtuseTrianglesA trianglewith an anglebetween 90and 180degreesNot enoughinfo toprovecongruenceXYZIsoscelesTriangleA trianglethat has twocongruentsidesSASStraightAnglean angleequal to180degreesYXZEquilateralTriangletrianglewhere allsides arecongruentDEFXWZYASASSSAdjacentAASYZWXSupplementaryAnglesAnglesthat addup to 180degreesH LRightTrianglea trianglethat has arightangleSAAReflexivepropertyThings areequal tothemselvesYZXMidpointpoint thatdivides a linesegment into2 congruenthalvesVerticalAnglesbisectora line/linesegment/raythat divides anangle or linesegment in halfScaleneTriangleA trianglewith nocongruentsidesCongruencefigureswith thesame sizeand shapeObtuseTrianglesA trianglewith an anglebetween 90and 180degreesNot enoughinfo toprovecongruenceXYZIsoscelesTriangleA trianglethat has twocongruentsidesSASStraightAnglean angleequal to180degreesYXZEquilateralTriangletrianglewhere allsides arecongruentDEFXWZYASASSSAdjacentAASYZWXSupplementaryAnglesAnglesthat addup to 180degreesH LRightTrianglea trianglethat has arightangleSAAReflexivepropertyThings areequal tothemselves

Triangles and Congruence BINGO - 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. YZX
  2. point that divides a line segment into 2 congruent halves
    Midpoint

  3. Vertical Angles
  4. a line/line segment/ray that divides an angle or line segment in half
    bisector
  5. A triangle with no congruent sides
    Scalene Triangle
  6. figures with the same size and shape
    Congruence
  7. A triangle with an angle between 90 and 180 degrees
    Obtuse Triangles

  8. Not enough info to prove congruence

  9. XYZ
  10. A triangle that has two congruent sides
    Isosceles Triangle

  11. SAS
  12. an angle equal to 180 degrees
    Straight Angle

  13. YXZ
  14. triangle where all sides are congruent
    Equilateral Triangle

  15. DEF

  16. XWZY

  17. ASA

  18. SSS

  19. Adjacent

  20. AAS

  21. YZWX
  22. Angles that add up to 180 degrees
    Supplementary Angles

  23. H L
  24. a triangle that has a right angle
    Right Triangle

  25. SAA
  26. Things are equal to themselves
    Reflexive property