This article is about the geometrical figure. Not to be confused with Asteroid.
An astroid or tetracuspid is a hypocycloid produced by rolling a circle inside a fixed circle 4 times the radius. It is also the shape created from 4 circles when they are packed together.
Structure and Sections[]
Hypervolumes[]
- vertex count =
- edge length =
Subfacets[]
- 4 points (0D)
- 1 astroid (1D)