Why did the Egyptians need to better understand astronomy and study the skies in order to build a pyramid?

the ancient Egyptians aligned their pyramids a d temples to the North because they believed their pharaohs became stars in the northern sky after they died. but while the great pyramid is aligned with the North, other pyramids are all slightly off. stars dont stay in the same place year after year.

Explanation:

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answer; primary source information;

this is called police cynicism. i hope this .