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Derivative86
Oct1-04, 05:39 PM
There are 1,050,000 marbles. If the marbles are used to stack into a 3-sided pyramid, and every level of the pyramid is 2 cm high. How many centimeters tall can the pyramid get?

Gokul43201
Oct1-04, 06:40 PM
When you say 3 sided pyramid, I guess you mean tetrahedron.

See this thread : http://www.physicsforums.com/showthread.php?t=41107&highlight=tetrahedral