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Just like prisms, pyramids are named by the shape of their base. A square pyramid has a square base and four triangular faces. It is the type of pyramids built by the Egyptians centuries ago.

The image shows the Great Pyramid at Giza in Egypt

Source: Gizeh Pryamid, FCIT, ClipartETC

Pyramids can have any polygon as a base. There will always be as many triangular lateral faces, or sides, as there are sides on the polygonal base.

Answer the following questions. Click on the blank space to check your answers.

If the base is a hexagon, there will be _______________ 6 Close triangular lateral faces.
This type of pyramid is called a _______________ hexagonal pyramid Close triangular lateral faces.
What would the base of a triangular pyramid be? _______________ It would have a triangular base. Close

Below is a square pyramid and the different faces.

On the left is a square pyramid, in the middle is the square base, and on the right is a triangular lateral face.

Nets of Pyramids include:

There are five nets of pyramids shown: triangular pyramid, two square pyramids, pentagonal pyramid, and a hexagonal pyramid.

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