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ABCD is a right trapezoid with AB parallel to CD and ∠BAD=∠ADC=90∘. The diagonals AC and BD intersect at E. If AB=7, DC = 28 and AD = 75, what is the area of triangle BEC?

 Jan 12, 2021
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https://web2.0calc.com/questions/hard-geometry_16

 Jan 12, 2021

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