rightangleacuteSimilarIsoscelesTriangleAngles ona straightlinehexagonRadiusTangent-radiusruleoctagonCongruentAngles ina semi-circlesupplementaryalternateanglesverticallyoppositeScaleneTriangleInternalanglescomplementarystriaghtlineDiameterreflexpolygonExternalanglestrianglecorrespondinganglespentagonparallellinesperpendicularlinesobtuse(n-2)x180Co-interiorAnglesanglesat apointrightangleacuteSimilarIsoscelesTriangleAngles ona straightlinehexagonRadiusTangent-radiusruleoctagonCongruentAngles ina semi-circlesupplementaryalternateanglesverticallyoppositeScaleneTriangleInternalanglescomplementarystriaghtlineDiameterreflexpolygonExternalanglestrianglecorrespondinganglespentagonparallellinesperpendicularlinesobtuse(n-2)x180Co-interiorAnglesanglesat apoint

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