GoGeometry Action 28! (Quick Angle Problem)

Author: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?

New Resources

Rolling Circles and Polygons
seo tool
apec
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Slope Between 2 Points (Phase 2)

Discover Resources

Geogebra assignment 12
Hyperbolic Functions - 2
ThresholdPopulation-PS17-5
Exact Differential Equation
Luas lingkaran

Discover Topics

Cube
Confidence Interval
Median Value
Continuity
Fractal Geometry