Circle
Circle 
button on the toolbar or Draw -> Circle menu item allows drawing a circle.
| • | On the toolbar, click . |
| • | Left mouse click to point the center. |
| • | Drag the pointer to draw a circle. |
| • | Finishing: |
| o | Left click when done. |
| o | Right click. On the right click the following window will arise: |
| ▪ | Enter - finishes drawing circle |
| ▪ | Cancel - removes drawn circle |
Note:
| • | this option is absent in Standard version |