Pyramids in Prism

Carve up a rectangular prism into three rectangular pyramids. When the prism is a cube, it's obvious that the pyramids are congruent. Why are they of equal volume when the prism is generalized?

 

John Golden

 
Resource Type
Activity
Tags
decomposition  exploration  formula  prism  pyramid  volume 
Target Group (Age)
11 – 18
Language
English
 
 
 
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