Cut-the-Knot-Action 13!

Auteur :Tim Brzezinski

Creation of this applet was inspired by a tweet from Alexander Bogomolny. LARGE points are moveable at any time. How can you formally prove what this applet informally illustrates?

Nouvelles ressources

Angle Addition Postulate (V2) - Integer Solutions
Modifiable Right Triangular Prism
Function art 3D - waiting shed
Right Triangle Inscribed in a Semicircle
Writing and Graphing Proportional Relationships (k>0)

Découvrir des ressources

The foci of an ellipse, reflected across its tangents (2)
Activity 4.9: Question 18: Option B
Solving Linear Systems Graphically
medians altitudes and pbisectors
(-e)^x

Découvrir des Thèmes

Multiplication
Théorie des Ensembles
Prisme
Continuité
Variables Aléatoires