Math Art
Heptagonal Dipyramid

Heptagonal Dipyramid

Heptagonal Dipyramid is a convex polyhedron, with 9 vertices, 21 edges and 14 faces, symmetry group D7h of order 28.

Open Heptagonal Dipyramid in the interactive viewer →

convex dipyramid prism-family

Properties

Vertices
9
Edges
21
Faces
14
Convex
yes
Density
1
Symmetry
D7h
Orbifold
*227
Symmetry order
28
Dual
heptagonal-prism
Volume
{'value': 5.179609232815464, 'exact': None}
Surface area
{'value': 16.938427686299857, 'exact': None}
Inradius
[{'face': '{3}', 'exact': None, 'value': 0.9173713160528181}]
Midradius
{'value': 1.0000000000000002, 'exact': '1', 'source': 'pslq'}

Dual

heptagonal-prism