A) \[5\pi \]
B) \[10\pi \]
C) \[25\pi \]
D) None of these
Correct Answer: C
Solution :
Obviously radius \[=\sqrt{{{(1-4)}^{2}}+{{(2-6)}^{2}}}=5\] Hence the area is given by \[\pi {{r}^{2}}=25\pi \ sq.\ units\].
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