This page explains how to plot parametric equations in Graphing Calculator 3D.
            Steps:
            
                - Make sure "3D" graph type is selected.
 
                - Change the graph type from "Equation" to "Parametric".
 
                - Type in the 3 components of your parametric equation using "u" and "v" variables.
 
            
            Examples:
            Here is an example of a parametric equation that you can type in the program:
            
            Video Tutorial: