Create Spheres
Use the Solids: Sphere tool to create spheres with solid or bounding surfaces.
- 
                From the Geometry ribbon, click the  tool.
                
Figure 1. 
 - 
                Create the sphere using one of the following methods:
                
Method Procedure Free Drawing - Left-click on geometry or in space to create the sphere's center point.
 - Move your mouse to uniformly resize and draw the sphere.
 - Left-click to create the sphere.
 
Fit To - Select Surfaces, Solids, or Components from the guide bar.
 - Select the entity in the graphics window. A sphere will be created.
 - Modify the location, if necessary, using the move tool (
) on the guide bar. 
4 Nodes Select four nodes through which a sphere is drawn.  - 
                Modify the size and location of the sphere in the following ways:
                
- Resize the sphere by editing the radius in the microdialog and pressing Enter.
 - Click on the face of the sphere and drag the slider to adjust the size.
 - Click 
 to translate
                        and rotate the sphere using the Move tool. - Click 
 to fit the
                        sphere around a selected object. - Click 
to fill the shape.
 
 
Tip: While placing or editing the sphere, use snap points to snap to predefined points on your model, such as
                surface boundary fixed points or mid points of surfaces.