Download WinGeom from the Peanut Software
[Please click on each figure to download the corresponding WinGeom file. Open the files with your WinGeom program (see demonstration for opening a file).]
Horizontal Sections 

Vertical Sections 

Parallel Sections Fixed angle 

Parallel Sections Adjustable angle 

Rotating Section 

Regular Hexagon 

Horizontal Sections 

Vertical Sections Isosceles trapeziums 

Vertical Sections Isosceles triangles 

Vertical Sections rotating 

Inclined Sections Adjustable angle 

Frame of a Right Pyramid 

Frame of a Right Pyramid Adjustable dimensions 

Pyramid and Measurements 

Pyramid and Measurements 

Rotate a Cube about a diagonal 

Rotate a Tetrahedron About an axis through a vertex 

Editing 3D figures in Wingeom (Viewlet demonstration): Click on each screen image to open the Viewlet demonstration. 

Create standard 3D figures like cube, prism, pyramid. 

Rotate figures horizontally and vertically through menu and short cut keys (F8/F9). 

Add, remove and edit planes and faces. 

Add points on line segments by specifying ratios. 

Add movable points on line segments by using parameters that control ratios. 

Adjust parameters with sliders. 

Measure length, angle, area, etc. 