Fan-shaped: it consists of line segments that rotate around a certain point at a certain angle;
Ellipse:
Sphere: Rotate once around a straight line.
Cylinder: it is a square or rectangle that rotates around a straight line.
Cone: rotate a triangle around a straight line,
Ring: It consists of a circle and rotates around a point outside the circle.
Cylindrical: it rotates along a straight line by trapezoid, and so on.