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Geometry Problem. Post your solution in the comments box below.Level: Mathematics Education, High School, Honors Geometry, College.Click the figure below to see the complete problem 985.
1. CD/OA = EG/OF2. CD/OA = CD/OB = CE/OE = AF/OFThus, AF=EG.
Let R, r denote the radii of the outer and inner concentric circles.Now EG / r = EG / OB = DG / OD = EG / OB = CE / OC = AF / r since AF = OF - OA = R - r = OE - OC = CE.Hence EG = AF