Cut-the-Knot-Action 13!

Author: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?

New Resources

Proving Triangles Similar: Multistep Transformations
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
seo tool
bewijs stelling van Pythagoras
Position Vector and Derivative Vector

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Ceviene de Rang k 2.
Centroid
Conics
Jan 2020 IA Voronoi
TWINS (22 May) Activity 2 (Worksheet)

Discover Topics

Random Experiments
Power Functions
Cuboid
Geometric Mean
Trigonometric Functions