• # question_answer The circumference of a circle is 22 m. What is its area? A) $1018.5\,\,{{m}^{2}}$       B) $12.25\,\,{{m}^{2}}$      C) $38.5\,\,{{m}^{2}}$                       D) $40\,\,{{m}^{2}}$

$C=2\pi r=22\Rightarrow r=\frac{7}{2}$ $A=\pi {{r}^{2}}=\pi \times {{\left( \frac{7}{2} \right)}^{2}}=38.5$