A, B and C are the midpoints of the sides of triangle GHJ.  AB = 3.4, BC = 4.2, and AC = 3.8.  Find the perimeter of triangle GHJ. Explain your reasoning.

Elementary Geometry For College Students, 7e
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ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter7: Locus And Concurrence
Section7.3: More About Regular Polygons
Problem 28E: If possible, draw an equilateral and concave: a triangle c pentagon
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A, B and C are the midpoints of the sides of triangle GHJ.  AB = 3.4, BC = 4.2, and AC = 3.8.  Find the perimeter of triangle GHJ. Explain your reasoning. 
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