Online Geometry Problems

Geometry Problem 61.Triangle, Trisection of Sides. Level: High School, SAT Prep, College


Prove that the perimeter of the central hexagonal region DEFGHM determined by trisection of each side of a triangle ABC and connecting the corresponding points A', A", B', B", C', and C" with the opposite vertex is given by 3/20 the sum of AA', AA", BB', BB", CC', and CC".





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