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

Nikmati Keunggulan Di Bandar Judi Terpercaya
အခြေခံ data အခေါ်အဝေါ်များ
רישום חופשי
Rolling a Square
Limaçons

Discover Resources

Working with nets of solid shapes. A pictorial activity for stage 3.
Mapa Cartesiano
notes day 20 (1)
Cyflwyno dosraniad Normal

Discover Topics

LCM and GCD
Secant Line or Secant
Perimeter
Cosine
Root