Cut-The-Knot-Action 8!

Author:Tim Brzezinski

Creation of this applet was inspired by a tweet from Alexander Bogomolny. How can you formally prove that the area of the orange triangle is less than or equal to

of the area of the ENTIRE TRIANGLE?

New Resources

seo tool
Translation in 3D (via x, y, z)
Nikmati Keunggulan Di Bandar Judi Terpercaya
給柱體一個名字
Midpoint Coordinates

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Untitled
Dilation Rectangle
Effect of Translations on the Derivative
Geogebra Blank Circumcenter

Discover Topics

Trigonometry
Addition
Intersection
LCM and GCD
Random Variables