Right angle (90°); obtuse angle (more than 90° and less than 180°); acute angle (less than 90 degrees); and straight angle (an angle of 180°), vintage

---

Right angle (90°); obtuse angle (more than 90° and less than 180°); acute angle (less than 90 degrees); and straight angle (an angle of 180°), vintage line drawing or engraving illustration.

---

Size: 5000px × 2293px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: acute, angle, angles, art, black, drawing, engraved, engraving, illustration, line, miscellaneous, obtuse, straight, vector, vectors, vintage, white