Creating vector images as lines used for cutting.

1. Find toolbar on the left side

2. Right click on the Rectangle tool, this opens view of all tools in bin

   

3. Click on your Art board (white background)

   

4. Now, set your ellipse to 4 inch x 4 inch

   This draws a circle that is 4 inches

You can do this with the other preset shapes

To make custom shapes, use the pen tool