Base Angles In An Isosceles Triangle
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Illustration showing that can be used to prove that the base angles of an isosceles triangle are equal.
Keywords
equal, triangles, Vertex, isosceles triangle, congruent angles, base angles, geometric proofGalleries
Geometric Theorems and ProofsSource
C. A. Hart & Daniel D. Feldman Plane And Solid Geometry (New York: American Book Company, 1911) 31
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