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Properties of Geometrical Figures, SM-Bank 034

Find the value of \(x^{\circ}\) in the diagram below.   (2 marks)
 

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\(81^{\circ}\)

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\(\text{Since there are 360° in a quadrilateral:}\)

\(360\) \(=x+98+108+73\)  
\(360\) \(=x+279\)  
\(x^{\circ}\) \(=360-279\)  
  \(=81^{\circ}\)