![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhcthySC7brk8LHiMehj5AX_q5MUxh38o-b83snqzrwQtYctDdh5u0E1gAsul-_GcQAZ2WrMePq-qFIBoKN-hMM9d2cbi3knTzOua9biRk6p2E-VT0Lmifvl4tbptGBlpqQISvRyFsCVbI/s320/DD.jpg)
Click and drag large
Red points
A or
B to change the size of right angled triangle
AOB and observe the area of squares upon all sides. Note that area of square on hypotanuse
AB is always equal to the the sum of area of squares on other two sides, which is the verification of
pythagoras theorem. Click to reset icon at top right corner to reset your drag.