Angle Bisectors In A Triangle Small 320×186 Medium 640×372 Large 1024×596 Download Tiff Original 2400×1396 | (143.3 KB) Description Illustration showing the three angle bisectors in a triangle. Keywords angle bisector, bisectors, incenter, incenters, triangle, triangles Galleries Miscellaneous Triangles Source: C. A. Hart & Daniel D. Feldman Plane And Solid Geometry (New York: American Book Company, 1911) 39