

1. 
Find the circumference of a circle with a diameter of feet. Use . 


A. 
feet 
B. 
feet 


C. 
feet 
D. 
feet 


Hint 


2. 
Find the circumference of the circle. Use for . 





A. 
126 mm 
B. 
21 mm 


C. 
66 mm 
D. 
132 mm 


Hint 


3. 
Pizzas are sold according to the length of their diameters. What is the circumference of a 14inch pizza? 


A. 
22 in. 
B. 
44 in. 


C. 
28 in. 
D. 
88 in. 


Hint 


4. 
Find the circumference of a circle with diameter 4 ft. 


A. 
25.13 ft 
B. 
7.14 ft 


C. 
50.27 ft 
D. 
12.57 ft 


Hint 


5. 
Aisha and McKinley are building a robot. It has wheels that have a radius of 7 inches. They need to know the distance the robot will travel for each revolution of the wheels. How far is this distance? 


A. 
22 inches 
B. 
154 inches 


C. 
17 inches 
D. 
44 inches 


Hint 


