Cut-The-Knot Action 9!

Autor:Tim Brzezinski

Creation of this applet was inspired by a tweet from Alexander Bogomolny. Note the rectangles shown are similar to each other. How can you formally prove what this applet informally illustrates?

Nuevos recursos

Angle Addition: Warm Up Exercises
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Slope and Road Signs
apec
Viviani's Curve

Descubrir recursos

Pi - Monte Carlo approximation
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Introduction to Transformations
Triangle Points of Concurrency
Exploration des triangles semblables

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Rombos
Triángulos Equiláteros
Semejanza
Logaritmo
Pitágoras o Teorema de Pitágoras