Math Art
Elongated Pentagonal Rotunda

Elongated Pentagonal Rotunda

Elongated Pentagonal Rotunda is a Johnson solid, with 30 vertices, 55 edges and 27 faces, symmetry group C5v of order 10.

Open Elongated Pentagonal Rotunda in the interactive viewer →

convex johnson

Properties

Vertices
30
Edges
55
Faces
27
Convex
yes
Density
1
Symmetry
C5v
Orbifold
*55
Symmetry order
10
Volume
{'value': 14.611971811062814, 'exact': None}
Surface area
{'value': 32.3472002653941, 'exact': None}
Inradius
[{'face': '{4}', 'exact': 'sqrt(5+2*sqrt(5))/2', 'value': 1.5388417685876261}, {'face': '{10}', 'exact': None, 'value': 1.037838788137202}]