GoGeometry Action 111!

Topic:Area, Centroid or Barycenter, Dilation, Quadrilaterals

Creation of this applet was inspired by a tweet from Antonio Gutierrez (GoGeometry). Note: This applet works best if the quadrilateral is kept convex. How can we formally prove the phenomena dynamically illustrated here?

Quick (Silent) Demo

New Resources

End Behavior of Polynomial Functions
Segment Addition Postulate (Mild Questions)
Writing and Graphing Proportional Relationships (k>0)
Laundry Basket
Squaring a Rectangle (PST Version)

Discover Resources

The line of intersection of three planes.
GoGeometry Action 69!
Trig Ratio Explainer
Properties of Triangles Draft
สามเหลี่ยมพีทาโกรัส

Discover Topics

Optimization Problems
Constructions
Circle
Integers
Quadratic Equations