In the given figure, PQR is a quadrant whose radius is 7 cm. A circle is inscribed in the quadrant as shown in the figure. What is the area (in $$cm^2$$) of the circle?

A

$$385 - 221\surd2$$

B

$$308 - 154\surd2$$

C

$$154 - 77\surd2$$

D

$$462 - 308\surd2$$