anglesat apointtriangleSimilarcomplementaryExternalanglesAngles ina semi-circleAngles ona straightlineInternalanglesCongruentDiameteroctagonreflexIsoscelesTrianglecorrespondinganglesrightangleScaleneTrianglealternateanglespolygonTangent-radiusrule(n-2)x180verticallyoppositeCo-interiorAngleshexagonpentagonacuteperpendicularlinessupplementarystriaghtlineobtuseparallellinesRadiusanglesat apointtriangleSimilarcomplementaryExternalanglesAngles ina semi-circleAngles ona straightlineInternalanglesCongruentDiameteroctagonreflexIsoscelesTrianglecorrespondinganglesrightangleScaleneTrianglealternateanglespolygonTangent-radiusrule(n-2)x180verticallyoppositeCo-interiorAngleshexagonpentagonacuteperpendicularlinessupplementarystriaghtlineobtuseparallellinesRadius

Geometry 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. angles at a point
  2. triangle
  3. Similar
  4. complementary
  5. External angles
  6. Angles in a semi-circle
  7. Angles on a straight line
  8. Internal angles
  9. Congruent
  10. Diameter
  11. octagon
  12. reflex
  13. Isosceles Triangle
  14. corresponding angles
  15. right angle
  16. Scalene Triangle
  17. alternate angles
  18. polygon
  19. Tangent-radius rule
  20. (n-2)x180
  21. vertically opposite
  22. Co-interior Angles
  23. hexagon
  24. pentagon
  25. acute
  26. perpendicular lines
  27. supplementary
  28. striaght line
  29. obtuse
  30. parallel lines
  31. Radius