For a regular polygon, let $$r$$ and $$R$$ be the radii of the inscribed and the circumscribed circles. A false statement among the following is

A

There is a regular polygon with $$\frac{r}{R} = \frac{1}{\sqrt{2}}$$

B

There is a regular polygon with $$\frac{r}{R} = \frac{2}{3}$$

C

There is a regular polygon with $$\frac{r}{R} = \frac{\sqrt{3}}{2}$$

D

There is a regular polygon with $$\frac{r}{R} = \frac{1}{2}$$