The cone has two faces. One is circular and one is 25% of a circle. The circular part looks like a circle and the 25% one of a circle looks like a open umbrella.
The cone has one base. It is shaped like a circle. Also it looks like its shaped like a cookie, bouncy ball, and a doorknob.
The cone has one vertex. It has no edges because its round at the bottom.
25% of a circle circle
3D CONE and real life cones
RESOUCRES html html