The area satisfying inequality is divided into three parts

Last updated: 8/10/2022

The area satisfying inequality is divided into three parts with the same area. What is the value of the area of this entire area? The inequality is 3-3sin0<=r<=2+sin30 (a)3^(1/2)-pi/3 (b)4*(3)^(1/2)-4pi/3 (c)2* (3)^(1/2)-2pi/3 (d)5*(3)^(1/2)-5pi/3