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

¿Quién llegará más lejos en el mundial?
Rose Curve
Damped Trochoidal Curve
Model sferyczny - sześcian-ośmiościan
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Discover Resources

Proof A of tiled floor in perspective
Studies relating to incircles
Comparing Small Numbers
modul18_limit-goodman-smak santo paulus jember
Latihan Soal Luas Bangun Datar

Discover Topics

Tree Diagrams
Rotation
Real Numbers
Reflection
Matrices