You can directly resize circles/ellipses and squares/rectangles when placing them.
Procedure
Open the Symbols bar if it is not already open by clicking Symbols.
The Symbols bar provides object symbols, graphic objects, and text for insertion into the modeling area. It also allows you to filter the available object symbols by entering names and create connections between objects.
Click the graphic object Circle/Ellipse or Square/Rectangle.
In the modeling area, click the position where you want the graphic object to begin, and hold down the mouse button.
Drag the mouse pointer in the required direction until the graphic object has reached the required size.
Release the mouse button.
The graphic object is placed with the required size.