GoGeometry Action 28! (Quick Angle Problem)

Autor: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?

Nuevos recursos

montecarlo circles 1
random coprime pairs
函數的單調性
函數的奇偶性
apec

Descubrir recursos

Equal Area Question
Fixed x-intercepts
Olimpiada Neamț.
Altitude
austins

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Construcciones
Triángulos Rectángulos
Media Aritmética
Términos
Congruencia