A) 188.57 m
B) 288 m
C) 400 m
D) 500 m
Correct Answer: A
Solution :
(a): area of canvas \[=\pi rl=n\pi \sqrt{{{r}^{2}}+{{h}^{2}}}\] \[=\frac{22}{7}\times 6\times \sqrt{{{6}^{2}}+{{8}^{2}}}=\frac{22}{7}\times 6\times 10=188.57m.\]
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