what is the area of the shaded region in the given circle in terms of pi and in simplest form?

please show me how to get this.

a) (270 pi +54 sqrt 3)m^2

b) (216 pi +54 sqrt 3)m^2

c) (270 pi +108 sqrt 3)m^2

c) (279 ou +81 sqrt 3) m^2

.09 18 m