GoGeometry Action 53!

Topic:Angles, Incircle or Inscribed Circle, Right Triangles

Creation of this applet was inspired by a tweet from Antonio Gutierrez. What is the measure of the blue angle? How can we formally prove this true?

Quick (Silent) Demo

New Resources

Derivative of Vector Functions
Geometric pattern
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Creating a navigation bar to show steps for geometric constructions
Vídeo de apresentação

Discover Resources

Circumference of a Circle
bezLen
qwefwefwc
Hinged Dissection of L to a Square
Slippery Ice Penguin Advice

Discover Topics

Expected Value
Ratios
Circumcircle or Circumscribed Circle
Circle
Dilation