What is the logical reason why ancient Egyptians built tombs?

I'm looking for why a "tomb" is architecturally constructed that way. why it's a pyramid and not a square? Pyramids are built the way they are for several reasons. One is because it's an evolution from an earlier form of tomb, called a “mastaba”. read more

You have about 10 different questions in the details, and all of them have been answered ad nauseum here on Quora. A simple search would have told you that. Asking for sources and for anyone not an expert to refrain from answering also points to a simple (yes, simple) homework assignment. read more

Researchers have long wondered why the ancient Egyptians stopped building their most famous structures, some suggest that there is a possibility that changes in materials and construction techniques caused the construction of more volatile structures that could not withstand the test of time like the constructions built before them. read more

However, and this may be the crux of the matter, from the Middle Kingdom ancient Egyptians began to build more perishable constructions with materials such as wood, brick and adobe in the inside. This is the reason why very few of these constructions have survived to this day. read more