Most beautiful thing in the world

This is the most beautiful thing in the world – The fibonacci series 🙂

How exactly? Because fibonacci is present in all forms of nature, everywhere you look, is a fibonacci pattern.

 

 

Source: Quora

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(a+b)^2 explained

Let us take a and b on a line.

We have to find out the square so let us make a square like this:

Let us now mark the points a and b on this square:

Connecting the dots we get this:

Now we can find out the area of squares and rectangles:

Now what we have got finally is this: