Can a pyramid be made of smaller pyramids?

answ2. A pyramid is just a geometric shape, without restriction on the material of which it is made.stone

They where made because when pharaohs died they needed their bodies protected when they moved on to the afterlife. so they would build tombs inside of the pyramids and the mummifide pharaohs inside...

well to make a pyramid Egyptians had to use an inclined plane and role a huge stone up the inclined plane, the Egyptians would continue this concept until they reached the top stone.

for burial of nobility

The pyramids were made of Limestone blocks (Outer) and granite burial chambers (inner). Some of the later pyramids built in the middle and new kingdoms were much cruder often being made of mud brick...