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Combination of quadrilateral and circle : In Figure; ABCD is a trapezium with AB||DC and `/_BCD =
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Combination of quadrilateral and circle : In Figure; ABCD is a trapezium with AB||DC and `/_BCD = 60^@`. IF BFEC is a sector of a circle with centre C and AB = BC = 7cm and DE = 4cm. then find the area of shaded region
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