A) \[1018.5\,\,{{m}^{2}}\]
B) \[12.25\,\,{{m}^{2}}\]
C) \[38.5\,\,{{m}^{2}}\]
D) \[40\,\,{{m}^{2}}\]
Correct Answer: C
Solution :
\[C=2\pi r=22\Rightarrow r=\frac{7}{2}\] \[A=\pi {{r}^{2}}=\pi \times {{\left( \frac{7}{2} \right)}^{2}}=38.5\]
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