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The sides of the trapezium are \(AB \ =\) 18 \(cm\), \(BC \ =\) 16 \(cm\), \(CD \ =\) 30 \(cm\) and \(AD \ =\) 14 \(cm\). Find the area of the trapezium. (Use \(\sqrt{15} = 3.87\))
 
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Area of the trapezium \(=\)  \(cm^2\) 
 
[Note: Enter the answer as a whole number]