Lesson 3

Discover

 

You were introduced to this problem in the Focus section: In a small Alberta school, there are 14 Grade 12 students. Of these students, 6 play volleyball and 7 play basketball. There are 3 students who do not play either sport.

 

Try This 1

 

Now use the applet titled Basketball and Volleyball to create an appropriate Venn diagram for the problem described in Focus.

 

 

 

Share 1

 

With a partner or in a group, come to agreement on the following questions regarding Try This 1.

1. Explain why the following statement is false:
   
   volleyball players + basketball players + play neither sport = total number of students
2. Write a mathematical statement similar to the sum in question 1 that is correct.

If required, place a summary of your discussion in your course folder.