Five: there are four at the bottom and one at the top.
A square base pyramid has 5 vertices.
8. I know that and i'm 7 years old.
A square pyramid has five faces, one of which is a square and the remaining four are triangles. Conventionally such a pyramid is called a square BASED pyramid and in that context it has only one...
A square pyramid has one base, and it is a square. That's why it's called a square pyramid. And because the base is a square, it has four sides.
A square base pyramid has 8 edges and 5 vertices.
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