Finding the Circumference:
Quiz
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The Circumference formula: C = Π X d
 Leave in Π form.


The circumference of a circle is about how many times greater than its diameter?
A. 2
B. 3
C. 9
D. 4
 

 


 


To the nearest meter, what is the radius of a circular track, if the distance around the track is 400 meters?
 
A. 200
B. 3.14
C. 64
D. 127




 


If the diameter of a clock is 8', how far does the "minute hand" travel going from 9:15 to 9:30?
 

  
A. 6.28
B. 12.56
C. 25.12
D. 50.24









If the radius of the inner circle is 7" and the radius of the outer circle is 11", what is the difference in the length of the 2 circumferences?
 




A. 9.24
B. 16.08
C. 25.12
D. 12.56
 







 

 

A wheel with a diameter of 18" rotates a total of 7 times.  How far does the wheel travel?
A. 126"
B. 7121.52"
C. 1780.38"
D. 395.64"
 

 

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