alleryHow many vertices does a pyramid with an n-sided base have?
An
Bn + 1
C2n
Dn + 2
Answer & Solution
Correct answer: B. n + 1
1. The base has n vertices.
2. The apex adds one more.
3. So there are n + 1 vertices in all; 2n is the number of edges.
_Source: Wikipedia, Pyramid (geometry), section Classification and types_
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