Perimeter
Write an algebraic expression for the perimeter of the figure shown below.
Simplify your answer.

[Graphs generated by this script: initPicture(-5,14,-5,14);path([[0,0],[0,11],[3,11],[3,2],[12,2],[12,0],[0,0]]);text([0,5.5],'11 x','left');text([1.5,11],'3 x','above');text([12,1],'2 x','right');text([6,0],'12 x','below');]

Perimeter:  

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