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A '''pyramid''' is a polygon structure in which the base is surmounted by three or more triangular sides which meet at a common apex.

==Geometry==
The volume of a square-based pyramid:
:<math>V= \frac{1}{3}Bh</math>
'''''V''''' is the overall volume of a pyramid. '''''B''''' equals the area of the base, and '''''h''''' is the perpendicular height.<ref>[http://math.about.com/od/formulas/ss/surfaceareavol_5.htm Surface Area and Volume of a Square Based Pyramid]</ref><ref>[http://www.math.com/tables/geometry/volumes.htm Volume formulas]</ref><ref>[http://www.mathsisfun.com/geometry/pyramids.html Pyramids at mathisfun.com]</ref>

==References==
<small><references/></small>
[[Category:Math]]
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