Circle by Clicking a Center Point and a Radius Point (2D)
Add a circle by clicking a center point and a single radius point. When adding a circle, you can select auxiliary functions to draw a circle in relation to certain line elements.
- On the 
 tab, in the Lines
        group, click 
Circle. - Select the line properties. 
        Line Properties - Click the center point, and click the radius point.
 

