text: Thanks for the photo. I fixed it in:
  
  - https://www.openstreetmap.org/changeset/151462886
  
  I updated the roof + the house's geometry too. :)
  
  - - -
  
  That type is called a "gabled" roof.
  
  If you take a look at the OSM Wiki, you can see little helpful diagrams which give you a rough idea of the types of shapes:
  
  - https://wiki.openstreetmap.org/wiki/Template:Roof:shape