A nine sided polygon inscribed in a circle, vintage line drawing or engraving illustration.

---

Size: 5000px × 4571px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 9-gon, art, black, circle, diameter, drawing, engraved, engraving, geometrical, illustration, inscribed, line, mathematics, nonagon, polygon, radius, sided, vector, vectors, vertex, vertices, vintage, white