A) 128 \[c{{m}^{2}}\]
B) 110 \[c{{m}^{2}}\]
C) 198 \[c{{m}^{2}}\]
D) 200 \[c{{m}^{2}}\]
Correct Answer: C
Solution :
(c): Curved surface area \[=\pi rl\] \[\frac{22}{7}\times 7\times 9\] = 198.
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