prove that a lie divides two sides of a triangle proportionally is parallel to the third side. be sure to create and name the appropriate geometric figures.

Question

directrix · Answer

These people proved the theorem in this thread. It is a long and wandering thread but all the steps are there. Read the entire thread before you start on your proof. http://openstudy.com/study#/updates/53991b91e4b068926b38b75c

anonymous · Answer

Thank you soooo much! @Directrix 
You are the real MVP