Decagon Shape - Regular 10-Sided Polygon Diagram #216772 (License: Personal Use)

This image displays a perfect regular decagon, a convex polygon with ten congruent sides and ten equal interior angles of 144° each. The clean black outline against a white background emphasizes its symmetry and mathematical precision, making it suitable for educational diagrams or vector-based design work. It serves as a foundational shape in polygon classification and tessellation studies.

Used in mathematics textbooks, online geometry tutorials, STEM curriculum materials, and graphic design resources where precise polygon representations are needed; matches user intent for learning, teaching, or illustrating polygon properties.