DescriptionNiopunktcirkeln 1 Trubbig.svg English: Nine-point circle for obtuse triangle. Date 14 December 2024 Source Own work Author Episcophagus...
DescriptionNiopunktcirkeln 1 likbent trubbig.svg English: Nine-point circle for an obtuse isosceles triangle. Date 15 December 2024 Source Own work Author...