Activity:
Volume of a Cone: A Proof Without Words 

Go to: 
http://www.mph.net/coelsner/jsp_applets/cone_ex.htm
(opens a new window)

Description: 
Supply a justification for each step in this proof of the volume formula for a cone. 
Technology Type: 
Computer  
Author: 
Charles E. Oelsner 
Language: 
English  
Cost: 
Does not require payment for use 

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Activity: 
Volume of a Cone Exercise 
Support Material: 
Volume of a Cone Applet 
Tools: 
Cone 

Cone 
Courses: 
Calculus 
Solids with known Xsections 


tpowers 
Comment:  A correct derivation of the volume of a cone, but the diagram is really too complex. First of all, it is vertical, when students are used to seeing the xaxis as horizontal. I can't even begin to guess why this is. 
