MathDB
2011 Spring LMT Individual Round Problem 9

Source:

January 5, 2021

Problem Statement

Let ABCDABCD be a rhombus and suppose EE and FF are the midpoints of AD\overline{AD} and EF\overline{EF} are the midpoints of AD\overline{AD} and BC,\overline{BC}, respectively. If GG is the intersection of AC\overline{AC} and EF,\overline{EF}, find the ratio of the area of AEGAEG to the area of AGFB.AGFB.