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    Quadrilateral ABCD is inscribed in a circle | 
  2017-09-11 | 
   
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  From Joie: Quadrilateral ABCD is inscribed in a circle such that side DA is the diameter. AB=2m., BC=4m., CD=6m., angle BAD=75.93degrees. Find the area of the quadrilateral. Answered by Penny Nom. | 
   
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