best method to model a roofcorner I'm modeling a roof of a building. And I want to make a corner of the roof. Does anyone get an Idea what the best way is, to make such a corner? I just stacked them in one another and you can see the corner already, but can how I cut it perfectly now. So can anyone tell me what the best method is to model a roof corner or how I cut them the way they fit together. Thank you very much.
I found a good solution after some tests. I used the boolean modifier and used the different settings. Like that, I can separate the parts, and can then delete 
them.

The finished model could look like this: