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9-4 Self Check

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Use the diagram below and nar001-1.jpg = 3.14 to solve the following question(s).
nar001-2.jpg
 

 1. 
Find the surface area of a sphere when a = 5 cm.
A
62.8 cm2
B
100 cm2
C
314 cm2
D
523 cm2
 

 2. 
Find the volume of a sphere when the diameter is 8 cm.
A
268 cm3
B
67 cm3
C
201 cm3
D
100 cm3
 

 3. 
The volume of a sphere is 288mc003-1.jpg  cm3.  Find a.
A
3 cm
B
6 cm
C
8.4 cm
D
216 cm
 

 4. 
The volume of a sphere is 927mc004-1.jpg cm3.  Find its surface area.
A
9 cm2
B
975.25 cm2
C
1001.87 cm2
D
1017.36 cm2
 

 5. 
The surface area of a sphere is 100mc005-1.jpg  cm2.  Find its diameter.
A
5 cm
B
10 cm
C
25 cm
D
50 cm
 

 6. 
Find the surface area of a sphere with radius 9 cm.
A
36 mc006-1.jpg  cm2
B
72 mc006-2.jpg  cm2
C
324 mc006-3.jpg  cm2
D
1000 mc006-4.jpg  cm2
 

 7. 
Find the volume of a sphere with radius 9 cm.
A
108 mc007-1.jpg  cm2
B
972 mc007-2.jpg  cm2
C
875 mc007-3.jpg  cm2
D
3000 mc007-4.jpg  cm2
 

 8. 
The radius of the moon is approximately 1080 miles.  Find its surface area.
A
13,565 mi2
B
135,650 mi2
C
1,464,998 mi2
D
14,649,984 mi2
 

 9. 
A spherical fishbowl has diameter 20 cm.  To fill the fishbowl two-thirds full, about how many cubic centimeters of water will you need?
A
419
B
2,791
C
4,186
D
12,560
 

 10. 
A scoop of ice cream with radius 5 cm is placed on an ice cream cone with radius 4 cm and height 15 cm.  Is the cone big enough to hold the ice cream if it melts?
A
Yes
B
No
C
Volumes are equal
D
Not enough information
 



 
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