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Class IX
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Chapter 11
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Sphere and Hemisphere
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Quiz
Class IX
Quick check : Sphere and hemisphere
6 questions
Question 1 of 6
Score:
0
/ 0
Surface area of sphere of radius
r
r
r
:
A
π
r
2
\pi r^2
π
r
2
B
2
π
r
2
2\pi r^2
2
π
r
2
C
3
π
r
2
3\pi r^2
3
π
r
2
D
4
π
r
2
4\pi r^2
4
π
r
2
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