de-paule (Love Geek + Stone's twinbro): All ans in 1 post sujeet *
13-03-10 - 07:12:13

sivaranganayakulu (Hard Lover): It was popularized by Leonhard Euler answer for second question *
13-03-10 - 07:46:19

sivaranganayakulu (Hard Lover): pi value 3.14 this is answer for third question *
13-03-10 - 07:47:42

sivaranganayakulu (Hard Lover): That is PI is and example of a this is first question answer *
13-03-10 - 07:50:00

sivaranganayakulu (Hard Lover): irrational this is fpr question 4 *
13-03-10 - 07:50:51