10. Find the area of the triangle

In a triangle \(ABC\) right angled at \(A\), a perpendicular of length 16 units from \(A\) meets the side \(BC\) at \(D\) at a distance of 18 units from \(C\). If \(AB\) \(=\) 20 units, find the area of the triangle \(ABC\).

 

Answer:

 

The area of the triangle \(ABC\) \(=\)  square units.