2.  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.

3. 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.

4. The cone has one vertex. It has no edges because its round at the bottom.

5. 25% of a circle circle

6. 3D CONE and real life cones

7. RESOUCRES http://mathforum.org/library/drmath/view/5 4681.html http://mathforum.org/library/drmath/view/5 4681.html WWW.MATHISFUN.COM