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Problem 529: Right Trapezoid, Circle, Diameter. Level: High School, SAT,
College Geometry
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The figure shows a right trapezoid ABCD with
bases AD and BC. Circle of diameter CD and AB intersect at points E and
F. Prove that (1) AE = BF, (2) AD.BC = AF.AE.
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or solution.
![Right trapezoid, Circle, Diameter](p529_trapezoid_circle.gif)
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