Touch Pythagoras App for Android
The Pythagorean Theorem Interactive.
You can change the lengths of the legs (dragging).
You can change the length of the hypotenuse with two fingers.
You can zoom (pinch zoom) and rotate the figure (dragging).
There are 6 ways to view the Pythagorean theorem.
- Unit surfaces.
- Two equivalent square containing the same surface.
- The square for each leg in the square of the hypotenuse (Euclid)
- Pingi - Dudeney proof.
- Da Vinci.
- Bhaskara reasoning.
This is a free app