Construction of Escribed Circles With Ex-centres
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Illustration of the construction used to escribe circles with centres (centers) called ex-centres of the triangles. The intersections of the bisectors of the exterior angles of a triangle are the centers of three circles, each of which will touch one side of the triangle, and the two other circles.
Keywords
construction, circles, angle, triangles, bisect, constructions, intersections of bisectors of exterior angles, escribed circles, ex-centres, ex-centersGalleries
Geometric ConstructionsSource
G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 124
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