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

Parallel lines, Transversals and Segments
The Coordinate Plane (Cartesian Plane)
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Angle Bisector: Quick Warm Up Questions
Untitled

Discover Resources

Traslación vertical Función Logarítmica
Wynne Copying Segments and Angles
Altitudes in a Triangle
math171_5_6_intro
Geogebra Intro

Discover Topics

Rational Numbers
Congruence
Percentages
Planes
Quadratic Equations