Surfaces of Revolution: Helical Cross Section
TO EXPLORE IN AUGMENTED REALITY:
1) Open up GeoGebra 3D app on your device.
2) Go to MENU (upper left corner). Select OPEN.
Under SEARCH, type xpfbkm7x
(Note this string of characters is in this GeoGebra resource URL).
3) The four items here in the algebra view are the four items you'll see in the Algebra View on your device.