

1. 
Find the circumference of the circle. Use 3.14 for 





A. 
113.04 cm 
B. 
28.26 cm 


C. 
56.52 cm 
D. 
254.34 cm 


Hint 


2. 
Find the circumference of a circle whose radius is 1.25 yards. Use the key on a calculator. Round to the nearest tenth. 


A. 
4.8 yd 
B. 
6.4 yd 


C. 
3.9 yd 
D. 
7.9 yd 


Hint 


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


A. 
22 in. 
B. 
28 in. 


C. 
44 in. 
D. 
88 in. 


Hint 


4. 
Sara's mother, Shenequa, is making Sara a cake for her birthday. She wants to put a border of blue icing around the cake. How long does it need to be if the cake has a radius of in.? Use . 





A. 
33 in. 
B. 
in. 


C. 
in. 
D. 
15 in. 


Hint 


5. 
Find the circumference of a circle whose radius is 31 mm. Use the key on a calculator and round your answer to the nearest hundredth. 


A. 
194.78 mm 
B. 
97.39 mm 


C. 
34.14 mm 
D. 
3019.07 mm 


Hint 


