Sunday, January 17, 2016

Approximate PI Evaluation by Dividing by Five Sherif Monem

PI =3 + 0707/5  = 3.1414 instead of 3.1415

Another approach



PI = 3 + .5658 /4 = 3.14145

 3 + .1414598 = 3 + .77299 / 5

tangent approach

2 + 2*tan( 29.7146)= 3.1414554

 A photograph of the Greek letter pi, created as a large stone mosaic embedded in the ground.
The constant π is represented in this mosaic outside the Mathematics Building at the Technical University of Berlin.





A diagram of a square and circle, both with identical area; the length of the side of the square is the square root of piPI = 3 + .5658 /4 = 3.14145

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