Try another version of this question Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Write the polynomial that represents the perimeter of the figure pictured below.
[Graphs generated by this script: initPicture(-10,18+10,-10,20+10);path([[0,0],[0,20],[7,20],[7,4],[18,4],[18,0],[0,0]]);text([0,10],'20x','left');text([3.5,20],'7x','above');text([18,2],'4x','right');text([9,0],'18x','below');text([3.5+2.1,20+5.25],'2','below');text([9+2.9,.5],'2','below');]
Perimeter =
Be sure your variables match those in the question `36x^2 + 40x`