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

גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
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רישום חופשי
Vectors and Components - Trig
apec

Discover Resources

Gradient function graph - sine
Solving Systems of Linear Equations by Elimination
triangle angles
สามเหลี่ยมพีทาโกรัส
Congruent Supplements Theorem

Discover Topics

Integers
Rectangle
Centroid or Barycenter
Statistical Characteristics
Rational Numbers