GoGeometry Action 28! (Quick Angle Problem)

Autore: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?

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Viviani's Curve
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Model sferyczny - dwunastościan-dwudziestościan
Trefoil Knot
Untitled

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Hyperbola Lab-Krishna
Ratio of Regular Polygons 2
Transformations 2
Latihan Modul 3 No. 3
The Real Number System
Conic Projections

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Matrici
Funzioni logaritmiche
Funzioni potenza
Funzione tangente
Moltiplicazione