6. Determine the perimeter after adding a shape

A right triangle is attached to the rectangle. The values of the sides of the given figure are \(a=\) 8 \(cm\), \(b=\) 3 \(cm\), \(c=\) 11 \(cm\), \(d=\) 3 \(cm\), \(e=\) 5 \(cm\) and \(f=\) 10 \(cm\). Find the perimeter of the given shape.

 

 

The perimeter of the given shape is  \(sq. cm\).