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A Website about Triangles. Theory, Formulas, History and a Calculation-Program.
AndreasThun-Schadau, Brienz, Switzerland
MichaelThun-Schadau, Thun, Switzerland
AndreasThun-Schadau, Zweisimmen, Switzerland
19 & under
Mathias RamseyerZLB Bioplasma AG, Ostermundigen, Switzerland
Social Sciences & Culture > Education > Homework & Study Guides
English, German, French