Sunday, September 7, 2008

Elearn Geometry Problem 173

Quadrilateral, Midpoint, Triangles, Area

See complete Problem 173 at:
www.gogeometry.com/problem/p173_quadrilateral_area_midpoint.htm

Quadrilateral with Midpoints, Triangles, Areas. Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.
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1 comment:

  1. AnonymousSeptember 8, 2008 at 2:19 AM

    [EAFC]=[EAF]+[EFC]=[EFD]+[BFE]=[BFDE]
    then S_1+S_2=S_3+S_4 is obvious

    ReplyDelete

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