Aichach (German pronunciation: ()) is a town in Germany, located in the Bundesland of Bavaria and situated just northeast of Augsburg.It is the capital of the district of Aichach-Friedberg.The municipality of Aichach counts some 20,000 inhabitants. It is not far from the motorway that connects Munich and Stuttgart, the A8.The local river is called Paar.A prison for women …

This list of triangle topics includes things related to the geometric shape, either abstractly, as in idealizations studied by geometers, or in triangular arrays such as Pascal's triangle or triangular matrices, or concretely in physical space.It does not include metaphors like love triangle in which the word has no reference to the geometric shape.