A) \[344.5\,\,c{{m}^{2}}\]
B) \[364.5\,\,c{{m}^{2}}\]
C) \[346.5\,\,c{{m}^{2}}\]
D) \[366.5\,\,c{{m}^{2}}\]
Correct Answer: C
Solution :
Diameter of circle \[=21\,cm\] \[\therefore \] Radius of circle \[=\frac{21}{2}\,cm\] Area of circle \[=\pi {{\left( \frac{21}{2} \right)}^{2}}=\frac{22}{7}\times \frac{21}{2}\times \frac{21}{2}\] \[=346.5\,c{{m}^{2}}\]You need to login to perform this action.
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