Let’s starts our
session with a
riddle

Math is something to
understand not to learn
PI DAY 22/7

WHAT IS PI?

What is pi?
► Pi(some other Greek letter like Alpha or
omega )was chosen as the letter to
represent the value 3.14592….. Because the
letter {π} in Greek is Pronounce like our
letter p, stands for “perimeter”.

► The ratio of the circumference of a
circle to it’s diameter.

► The number to the right of
3 never Repeat in a
pattern

History of pi?

History of pi?
► The 1st
Calculation of π was by
ARCHIMEDES OF SYRACUSE.
(287-212 B.C).
► One of the Greatest Mathematician
of Ancient World.

► In 1914,the Indian Mathematician RAMANUJAN
discovered the formula for computing pi that
converges rapidly.

► In 1666 Newton Found pi to Sixteen decimal places by
evaluating the first twenty-two terms of an infinite
Sum.

Importance of pi

Pi in various fields:
► Life of pi.
► Pizza 🍕day.

Life of pi:
► Pi’s father Names him piscine molitor Patel after
piscine molitor,a famous swimming pool in France.

Pizza 🍕Day:
► In foreign countries they celebrate July 22 as a pizza
festival and they conduct more competitions like pizza
eating,fancy dress competition etc….

You Solve this?
IF
21=4
13=6
23=12
34=24
THEN
25=?