Sketch the flag. Since we do not know a geometric formula for the 3D figure that this flag will generate, subdivide it into familiar 3-D shapes:
What 3-D shapes will this generate? You should identify three.
a big cone − a small cone + a cylinder
Use the eTool below to view the graph.
Click the link at right for the full version of the eTool: Calc 1-86 HW eTool