Αντιγραφή του Animation of Angle Sum of Triangle

Visualizing the fact that the sum of the interior angles of a triangle is always a straight angle, i.e. α+β+γ=180°

Elen — 12. jan. 2020 - 14.26

Licens: CC-BY-SA, GeoGebra Terms of Use
Bygget på: Animation of Angle Sum of Triangle
Delt af Linda Fahlberg-Stojanovska