Template:Motd/2011-02-19 (en)

Animated demonstration of the Pythagorean theorem

 Template:Motd/2011-02-19

This is the English translation of the Media of the day description page from 19 February 2011.

Descriptions in other languages:

• Motd/2011-02-19 (en)
• Motd/2011-02-19 (fr)
• Motd/2011-02-19 (mk)