Equal Segments In An Isosceles Triangle
Illustration showing that if equal segments measured from the vertex are laid off on the arms of an isosceles triangle, the lines joining the ends of these segments to the opposite ends of the base will be equal.
Keywordsequal, triangles, Vertex, isosceles triangle, angle bisector, congruent angles, congruent segments
GalleriesGeometric Theorems and Proofs
C. A. Hart & Daniel D. Feldman Plane And Solid Geometry (New York: American Book Company, 1911) 29