Click on Vector Polygon in the Vector tools box.
The "Polygon" dialog will be opened. You can create either a Polygon or a Star by clicking on the appropriate button. Set the number of sides for the polygon or radiating points for the star, between 3 and 16 inclusive, in the Number of Sides box.
In the case of the star you can use the slider to set the Attitude.
Drag the pointer till the polygon or star is the required size and then release the mouse.
The polygon or star will be drawn using the current background color. Only the outline will be drawn, with the body of the shape hollow.
You can read about how to edit vector objects in Vector objects: Modifying.
See also: