

1. 
Find the area of a circle with a diameter of 42 inches. Round to the nearest tenth. 


A. 
1385.4 cm^{2} 
B. 
5541.8 cm^{2} 


C. 
2770.9 cm^{2} 
D. 
1809.6 cm^{2} 


Hint 


2. 
Find the area of the shaded region to the nearest tenth. 





A. 
3,377.2 m^{2} 
B. 
1,963.5 m^{2} 


C. 
844.3 m^{2} 
D. 
615.8 m^{2} 


Hint 


3. 
Find the area of a circle with radius 14 mm. Round your answer to the nearest tenth. 


A. 
1934.4 mm^{2} 
B. 
615.8 mm^{2} 


C. 
153.9 mm^{2} 
D. 
44 mm^{2} 


Hint 


4. 
Find the area of the shaded region to the nearest tenth. 





A. 
3.1 mi^{2} 
B. 
19.6 mi^{2} 


C. 
35.5 mi^{2} 
D. 
38.4 mi^{2} 


Hint 


5. 
Find the length of the diameter of a circle with area 523 cm^{2} to the nearest tenth. 


A. 
12.9 cm 
B. 
7.3 cm 


C. 
25.8 cm 
D. 
51.6 cm 


Hint 


