10 Surprising Pi Day Facts

10 Surprising Pi Day Facts.
In honor of Pi Day on March 14,
here are 10 facts about the
essential math constant.
1. Because pi is an infinite number,
every single digit will never be determined.
Pi has currently been calculated
to 22,459,257,718,361 digits.
2. Pi has it’s own writing style
called Pilish. The number of letters in
successive word are chosen to match
the number sequence found in pi.
3. Pi can be hand-calculated fairly easy
by creating a circle with a protractor
and measuring its diameter with a ruler.
4. Pi was discovered by ancient
Babylonians nearly 4,000 years ago.
5. Physicist Larry Shaw, the "Prince of Pi,"
launched the first pi celebration in 1988
at a San Francisco science museum.
6. Some people believe that tau,
which is pi multiplied by two,
is a more intuitive irrational number.
7. Albert Einstein was born on March 14, 1879
and Stephen Hawking died on March 14, 2018.
8. The symbol for pi is the Greek
letter π . It is the first letter of the
Greek words for “periphery”
and “perimeter.”.
9. Because the exact number of pi can
never be calculated, we will never be able
to find the exact circumference or area of a circle.
10. The record for most digits of pi memorized
is held by Rajveer Meena of India. He recited
70,000 decimal places of pi in 2015