GoGeometry Action 28! (Quick Angle Problem)

Auteur :Tim Brzezinski

Creation of this applet was inspired by a tweet from Antonio Gutierrez. What is the measure of the pink angle? How can you formally prove this to be true?

Nouvelles ressources

Addition within Two Places
apec
Converting Angle Measures Between Degrees and Radians
Addition of Vectors Algeraically
Mosaic

Découvrir des ressources

forum
WhoseLineIsItAnyway3
Volume Benda Putar -1
Shape 3 Rotations and Reflections Coordinates with Slider
Slope of Tangent Line Using Secanr Line and Concept of Limits
scene01

Découvrir des Thèmes

Continuité
Cosinus
Valeur Médiane
Moyennes
Triangles Semblables