In geometry, the circumscribed circle or circumcircle of a triangle is a circle that passes through all three vertices. The center of this circle is called the circumcenter of the triangle, and its radius is called the …

The circumcircle always passes through all three vertices of a triangle. Its center is at the point where all the perpendicular bisectors of the triangle's sides meet.

Illustrated definition of Circumcircle: A circle that passes through all vertices (corner points) of a polygon. Triangles, rectangles, regular polygons...

The circumcircle of a triangle is the unique circle that passes through all three of its vertices (corners). Every triangle, regardless of its shape or size, has exactly one circumcircle.

Dec 22, 2025 · The circumcircle is a triangle's circumscribed circle, i.e., the unique circle that passes through each of the triangle's three vertices. The center of the circumcircle is called the circumcenter, …

A circumscribe or a circumcircle is a circle that passes through all the vertices of any polygon such as triangles, rectangles, regular polygons, and some other shapes but not all polygons.

Learn about the circumcircle and see how it is similar to the circle. Discover the circumcenter and explore the circumcircle of a triangle and square with examples.

The circumcircle of a triangle or other polygon is the circle which passes through all of its vertices (if such a circle exists). Every triangle has one (and only one) circumcircle, but most other polygons do …

A circumcenter, by definition, is the center of the circle in which a triangle is inscribed, For this problem, let O = (a, b) O = (a,b) be the circumcenter of A B C ABC. Then since the distances to O O from the …

circumcircle noun cir· cum· cir· cle ˈsər-kəm-ˌsər-kəl : a circle which passes through all the vertices of a polygon (such as a triangle)