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

A 3D Problem about Shadow
Untitled
apec
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Nikmati Keunggulan Di Bandar Judi Terpercaya

Discover Resources

Interior Angles of a Triangle
Załamanie 2
TriangleMed.ggb
colorare arco circonferenza
Translasi Persegi Panjang
JARAK TITIK F KE TITIK H FIX

Discover Topics

Pythagoras or Pythagorean Theorem
Cube
Curve Sketching
Bar Chart or Bar Graph
Vectors 2D (Two-Dimensional)