Idont understand proportions : ( someone me understand with an example

Oh yes... Wonderful Proportions. There are ways to do proportions but this is how I learned how to do them :     

       PART    %
               =
       WHOLE  100                   That is the formula.  I'm not sure of an example but I hope it helps

You need to include the original coordinates of the triangle to answer this. and how much does it translate (move left right up down)