Octagon Shape - Definition, Properties, and Visual Example #194544 (License: Personal Use)

This image displays a regular octagon, a convex polygon with eight equal-length sides and eight equal interior angles of 135° each. The shape is rendered in vivid red with a thin blue stroke outlining its perimeter, set against a clean white background for maximum contrast and educational clarity. Below the figure, the label “Octagon” appears in blue serif font, reinforcing identification.

Used in educational materials (e.g., geometry lessons, math textbooks, or online learning platforms) to illustrate polygon classification; also appears in design resources and UI icon libraries as a basic shape reference.