A) \[\frac{{{\pi }^{2}}}{5}sq\,unit\]
B) \[\frac{{{\pi }^{2}}}{2}sq\,unit\]
C) \[\frac{{{\pi }^{2}}}{3}sq\,unit\]
D) \[\frac{\pi }{4}sq\,unit\]
E) \[\left( \frac{\pi }{4}-\frac{1}{2} \right)sq\,unit\]
Correct Answer: E
Solution :
Required area \[=\frac{1}{4}(Area\text{ }of\text{ }circle)-(Area\text{ }of\,\Delta AOB)\] \[=\frac{\pi }{4}-\frac{1}{2}\times OA\times OB\] \[=\left( \frac{\pi }{4}-\frac{1}{2} \right)sq\,unit\]You need to login to perform this action.
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