# Regular Icosahedron as Pentagonal Antiprism with Pyramidal Endcaps

## Theorem

The regular icosahedron can be considered as a regular pentagonal antiprism with two regular pentagonal pyramid as end caps.

## Proof

## Sources

- 1986: David Wells:
*Curious and Interesting Numbers*... (previous) ... (next): $12$ - 1997: David Wells:
*Curious and Interesting Numbers*(2nd ed.) ... (previous) ... (next): $12$