See complete Problem 149

Quadrilateral, Area, Midpoints. Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.

## Sunday, July 27, 2008

### Elearn Geometry Problem 149

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## Sunday, July 27, 2008

###
Elearn Geometry Problem 149

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Online Geometry theorems, problems, solutions, and related topics.

See complete Problem 149

Quadrilateral, Area, Midpoints. Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.

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Area of ABE=1/2 of area of ABC;

ReplyDeleteArea of DCF=1/2 of area of ADC;

So Area of ABE + Area of DCF =1/2(area of ABC +area of ADC)=1/2Area of ABCD.We obtain that :

S1=S/2