acutetrianglea way tomeasurehow wide oropen anangle isdiametera measure ofthe number ofunit squaresthat fit into aplane figureareathe shapeyou seewhen youcut a shapeopencrosssectiona tool usedto measurethe degreesof an angleprotractortriangle withthree anglesless than 90degreesacutetriangleprotractortwo oppositeangles formedby twointersectinglinesverticalanglesan anglemeasure thatis greaterthan 90degreesobtusecrosssectionadjacentanglescircumferencetwo angleswhosemeasuressum to 90degreescomplementaryanglesvertexnonoverlappingangles thatshare a sideand vertexadjacentanglesa group ofthings orpeople thatinformation iscollected aboutpopulationthe numberof degreesfrom one sideof an angle toanothermeasurethe ratio of acircle'scircumferenceto it'sdiameterpirighttrianglethedistancearound acirclecircumferencea planeshape withstraightlinespolygonpolygona cornershared by twoor more rays,lines or linesegmentsvertextwo angleswhosemeasuressum to 180degreessupplementaryanglesacutetrianglea way tomeasurehow wide oropen anangle isdiametera measure ofthe number ofunit squaresthat fit into aplane figureareathe shapeyou seewhen youcut a shapeopencrosssectiona tool usedto measurethe degreesof an angleprotractortriangle withthree anglesless than 90degreesacutetriangleprotractortwo oppositeangles formedby twointersectinglinesverticalanglesan anglemeasure thatis greaterthan 90degreesobtusecrosssectionadjacentanglescircumferencetwo angleswhosemeasuressum to 90degreescomplementaryanglesvertexnonoverlappingangles thatshare a sideand vertexadjacentanglesa group ofthings orpeople thatinformation iscollected aboutpopulationthe numberof degreesfrom one sideof an angle toanothermeasurethe ratio of acircle'scircumferenceto it'sdiameterpirighttrianglethedistancearound acirclecircumferencea planeshape withstraightlinespolygonpolygona cornershared by twoor more rays,lines or linesegmentsvertextwo angleswhosemeasuressum to 180degreessupplementaryangles

7th Grade Vocabulary Chapter 8 & 9 - 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. acute triangle
  2. diameter
    a way to measure how wide or open an angle is
  3. area
    a measure of the number of unit squares that fit into a plane figure
  4. cross section
    the shape you see when you cut a shape open
  5. protractor
    a tool used to measure the degrees of an angle
  6. acute triangle
    triangle with three angles less than 90 degrees

  7. protractor
  8. vertical angles
    two opposite angles formed by two intersecting lines
  9. obtuse
    an angle measure that is greater than 90 degrees

  10. cross section

  11. adjacent angles

  12. circumference
  13. complementary angles
    two angles whose measures sum to 90 degrees

  14. vertex
  15. adjacent angles
    non overlapping angles that share a side and vertex
  16. population
    a group of things or people that information is collected about
  17. measure
    the number of degrees from one side of an angle to another
  18. pi
    the ratio of a circle's circumference to it's diameter

  19. right triangle
  20. circumference
    the distance around a circle
  21. polygon
    a plane shape with straight lines

  22. polygon
  23. vertex
    a corner shared by two or more rays, lines or line segments
  24. supplementary angles
    two angles whose measures sum to 180 degrees