2. Select 3D drawing according to the classification of the mathematical figure to be drawn, and enter the drawing interface. As shown in the figure below:
3. Switch to the tool panel of the operation interface, select a polygon, and draw a polygon as the bottom of the prism in the workspace, as shown in the following figure:
4. Select the pull-in cylinder menu in the operation interface, click the polygon just drawn, and enter the height of the cylinder by 5 units, and a quadrangular prism will be automatically generated. As shown in the figure below:
5. After drawing the operation interface, you can drag it in the workspace to check whether the drawing is satisfactory. You can select the Delete button to delete redundant points, lines and faces, as shown in the following figure: