Question

If the radius of a circle is $\frac{7}{\sqrt{\pi }}cm$ , then the area of the circle in $c{m}^2$ is $\frac{49}{{\pi }^2}$.

• A. True
• B. False

Answer 1

The correct option is B

False

$A=\pi r^{2}A=\pi \times \frac{7}{\sqrt{\pi }}\times \frac{7}{\sqrt{\pi }}=49c{m}^2$