Answer
$A=6^2\pi=36\pi\approx 36\times\frac{22}{7}\approx113.143$ square in.
Work Step by Step
The area of the circle can be calculated as:
$A=r^2\pi$ where r is the radius.
Here:
$A=6^2\pi=36\pi\approx 36\times\frac{22}{7}\approx113.143$ square in.