constructions - Konstruktionen
SSS
external link to method for the construction of a triangle given 3 sides.
SAS
external link to method for the construction of a triangle given 2 sides and the enclosed angle.
ASA
external link to method for the construction of a triangle given one sides and adjacent angles.
SsA
Note: if the situation is ASs then you have either two, one or no solution.
What kind of triangle do you have if there is only one solution?
perpendicular bisector - Mittelsenkrechte
link to construction method
circumcircle - Umkreis
link to construction method
angular bisector - Winkelhalbierende
link to construction method