See complete Problem 192 at:

www.gogeometry.com/problem/p192_circle_diameter_chord_area.htm

Circle, Diameter, Chord, Perpendicular, Triangle, Area. Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.

## Friday, October 17, 2008

### Elearn Geometry Problem 192

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mD'B'B=mD'DB=mBAD=mBCD=mD'C'B'

ReplyDeleteBB' touches circle B'C'D'

BB'²=BC'*BD' ⇒ BB'*EB'/2=BC'*BF/2 ⇒ S_1=S_2