The picture: http://i55.tinypic.com/n324ip.png
The problem:
The pyramid above has altitude h and a square base of side m. The four edges that meet at V, the vertex of the pyramid, each having length e. If e=m, what is the value of h in terms of m
Question: The book i got this problem from already gives the answer (m/) but gives no explanation on how to solve it. I am having trouble finding a way to get that answer.
Help would be appreciated.