Why Are Pyramids Shaped like Triangles?

Answer

Pyramids are triangularly-shaped massive monumental structures built by ancient Egyptians. They are shaped so to support the extremely heavy weight by providing a stable and wider base as compared to the top. Other pyramidal structures can be found in Mayan, and Incan civilizations.
Q&A Related to "Why Are Pyramids Shaped like Triangles?"
They shoot the soul to heaven.
http://wiki.answers.com/Q/Why_are_pyramids_shaped_...
With a broad base and a narrow top, the triangle is considered to be the strongest shape. It always keeps its shape. Unless braced, squares will collapse under pressure.
http://www.ask.com/web-answers/Science/Other/why_i...
The pyramid shape is a very structurally strong one. This may have been part of the reason the Egyptians chose it. Also, the pyramid shape is easy to build, as it has a broad base
http://www.ehow.com/facts_7443833_pyramids-shape_....
The Earth, geographically is an oblate spheroid, flattened at the poles and
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