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Transcript of Pi
By: Leslie V. & Anubis R.
Definition of Pi
Its a numerical value of the ratio of the circumference of a circle to its diameter.
Happy Pi Day!
Interesting Facts on Pi
3.14 backwards spells out Pi
Records of Pi was first written by an Egyptian named Ahmes
Record calculating Pi, as of 2010, is 5 trillion digits
Albert Einstein was born on Pi Day
Pi's symbol π
Celebrated on March 14 and July 22
In 1761 Lambert proved Pi was an irrational number
First 100 digits 3.1415926535 8979323846 2643383279 5028841971 6939937510 5820974944 5923078164 0628620899 8628034825 3421170679 ...
O.J. Simpson Trial
In the O.J. Simpson trial in 1995, doubts were raised about the reliability of one witness when he got the value of pie wrong.
Pi is important because it never ends.
The ratio of a circle, no matter what size, is the same.