Today is Pi Approximation Day!!!

Pi Day and Pi Approximation Day are two unofficial holidays held to celebrate the mathematical constant π (Pi). Pi Day is observed on March 14 (3.14 at 1:59pm 1.e., 3.14159); Pi Approximation Day may be observed on any of several dates.

July 22, which is written as 22/7 in international (little endian) date format; 22 divided by 7 is an approximation of π.

Pi Approximation Day is also celebrated on the 355^th day of the year at 1:13 (based on the approximation of 355/113) or November 9/10, the 314^th day of the Gregorian calendar.

If you don't use the American date format, Pi Day instead corresponds to January 3 at 4:15.
(3.1415)

Facts About π

• The first 30-digit of π :3.141592653589793238462643383279

• Up until now 1,241,100,000,000 (over 1 trillion) digits after the decimal place have been traced out using a computer. There are regular competitions to see who can remember the most digits.

• To remember π upto 30 decimal, Use a mnemonic rhyme:

Now I will a rhyme construct,
By chosen words, the young instruct.
Cunningly devised endeavor,
Con it. And remember ever.
Widths in circle here you see,
Sketched out in strange obscurity.