Sandwichesare a typeof triangleTrianglesadd up to180degreesAn isoscelestriangle They have2 interior anglesthat are the same.These are calledthe base angles. TriangleshavethreesidesPyramidsare alsotrianglesIn a righttriangle, theother twoangles willadd up to 90º Each anglein anequilateraltriangle is 60degreesArea of atriangle islength xwidth dividedby 2The longestside of a right-angled triangleis called thehypotenuse. Each side ofanequilateraltriangle is 60degrees.This famoustriangle is intheCaribbean.What is it?If all the anglesare less than90 degrees,then it is anacute angle.Trianglescan onlyhave threesidesAn isoscelestriangle hastwo sidesthat are thesame.A triangleis a 2-DshapeOne of theangles is aright angle= 90º. Slashes in atriangle helptell you if thetriangle hasequal sides.Trianglelines cannever becurvedBridges canbe made upof triangles.All of atriangle'ssides arestraightAnequilateraltriangle hasthree equalsidesIf one of theangles is greaterthan 90 degrees,then it can also becalled an obtusetriangle.A trianglehas threecornersSandwichesare a typeof triangleTrianglesadd up to180degreesAn isoscelestriangle They have2 interior anglesthat are the same.These are calledthe base angles. TriangleshavethreesidesPyramidsare alsotrianglesIn a righttriangle, theother twoangles willadd up to 90º Each anglein anequilateraltriangle is 60degreesArea of atriangle islength xwidth dividedby 2The longestside of a right-angled triangleis called thehypotenuse. Each side ofanequilateraltriangle is 60degrees.This famoustriangle is intheCaribbean.What is it?If all the anglesare less than90 degrees,then it is anacute angle.Trianglescan onlyhave threesidesAn isoscelestriangle hastwo sidesthat are thesame.A triangleis a 2-DshapeOne of theangles is aright angle= 90º. Slashes in atriangle helptell you if thetriangle hasequal sides.Trianglelines cannever becurvedBridges canbe made upof triangles.All of atriangle'ssides arestraightAnequilateraltriangle hasthree equalsidesIf one of theangles is greaterthan 90 degrees,then it can also becalled an obtusetriangle.A trianglehas threecorners

Triangles - 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. Sandwiches are a type of triangle
  2. Triangles add up to 180 degrees
  3. An isosceles triangle They have 2 interior angles that are the same. These are called the base angles.
  4. Triangles have three sides
  5. Pyramids are also triangles
  6. In a right triangle, the other two angles will add up to 90º
  7. Each angle in an equilateral triangle is 60 degrees
  8. Area of a triangle is length x width divided by 2
  9. The longest side of a right-angled triangle is called the hypotenuse.
  10. Each side of an equilateral triangle is 60 degrees.
  11. This famous triangle is in the Caribbean. What is it?
  12. If all the angles are less than 90 degrees, then it is an acute angle.
  13. Triangles can only have three sides
  14. An isosceles triangle has two sides that are the same.
  15. A triangle is a 2-D shape
  16. One of the angles is a right angle = 90º.
  17. Slashes in a triangle help tell you if the triangle has equal sides.
  18. Triangle lines can never be curved
  19. Bridges can be made up of triangles.
  20. All of a triangle's sides are straight
  21. An equilateral triangle has three equal sides
  22. If one of the angles is greater than 90 degrees, then it can also be called an obtuse triangle.
  23. A triangle has three corners