en.wikipedia.org/wiki/Circumscribed_circle

All triangles are cyclic; i.e., every triangle has a circumscribed circle. This can be
proven on the grounds that the general equation for a ...

www.math.nmsu.edu/~pmorandi/CourseMaterials/InscribedTriangles.html

Inscribed and Circumscribed Triangles. A circle that circumscribes a triangle is a
circle containing the triangle such that the vertices of the triangle are on the ...

www.mathopenref.com/constcircumcircle.html

The circumcircle of a triangle is the circle that passes through all three vertices of
the triangle. The construction first establishes the circumcenter and then draws ...

www.ask.com/youtube?q=Circumscribed Triangle&v=YEX2mhvbYuo

Aug 29, 2011 ... How to construct a circle circumscribed around a triangle. ... To draw circumcircle
of a triangle - Animation by mySSC.in - Duration: 2:21.

www.khanacademy.org/math/geometry/hs-geo-circles/hs-geo-circum-in-circles/v/constructing-circumscribing-circle

Sal constructs a circle that circumscribes a given triangle using compass and
straightedge.

www.mathsisfun.com/geometry/construct-trianglecircum.html

How to Circumscribe a Circle on a Triangle ... Where they cross is the center of
the Circumscribed circle; Place compass on the center point, adjust its length to ...

learnzillion.com/lesson_plans/5606-construct-the-circumscribed-circle-of-a-triangle

In this lesson you will learn to construct the circumscribed circle of a triangle by
using a triangle's perpendicular bisectors.

jwilson.coe.uga.edu/EMT668/EMAT6680.2000/Simmons/emat6700/Chapter5/circles.htm

Use geometer's sketchpad construct inscribed and circumscribed circles. ... The
three angle bisectors of a triangle intersect in a single point called the incenter.

www.illustrativemathematics.org/content-standards/tasks/1916

Below is a picture of a triangle circumscribed about a circle: Suppose we are
given a circle and 3 points on the circle, , , and . When is there a triangle ...

mathworld.wolfram.com/CircumscribedTriangle.html

A triangle DeltaA^'B^'C^' is said to be circumscribed in a triangle DeltaABC if A
lies on B^'C^' , B lies on C^'A^' , and C lies on A^'B^' (Kimberling 1998, p. 185).