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

MC #2
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Intercepts in 3D
အခြေခံ data အခေါ်အဝေါ်များ
從邊長辨認四邊形

Discover Resources

Sankey diagram (2 stage)
SetValue_Ang
punti in movimento
Equation of a circle
Untitled
GoldenTriangle7119
Polynomial Identities (Part 1): IM Alg2.2.23

Discover Topics

Mode
Straight Lines
Root
Linear Equations
Numbers