A regular hexagon is inscribed in a circle of radius 5 cm. If `x` is the area inside the circle but outside the regular hexagon, then which one of the following is correct?

Options

A. `13cm^(2) lt x lt 15cm^(2)`
B. `15cm^(2) lt x lt 17cm^(2)`
C. `17cm^(2) lt x lt 19cm^(2)`
D. `19cm^(2) lt x lt 21cm^(2)`