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GoGeometry Action 53!

Author:Tim Brzezinski
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

  • Conditional Probability in Two-Way Tables
  • Graphing Basic and Compound Inequalities
  • Linear Combination of Vectors
  • Squaring a Rectangle (PST Version)
  • Angle Addition Postulate (V2) - Integer Solutions

Discover Resources

  • Writing Equations to Represent Data in Tables 115.1
  • Transformation Project- stiles
  • Circles
  • Perpendicular Lines - Quick Intro
  • Visualizing the Greatest Common Factor Using a Model

Discover Topics

  • Similarity Transformation or Similarity
  • Inequalities
  • Translation
  • Tangent Function
  • Normal Distribution
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