Happy Pi Day 2023

Pi is defined as the ratio of a circle’s circumference to its diameter.

• True

• False

What is the value of π ?

• 3.1416529

• 3.1415926...

• 3.1419265...

• 3.1419256

Pi Day is celebrated on ________ ?

• 13 March

• 14 March

• 15 March

• 16 March

. 

Pi Day is celebrated on March 14(which was chosen because it resembles 3.14). The official celebration begins at ___p.m.

• 1:57

• 1:58

• 1:59

• 1:56

In 2017, Swiss scientist computed more than ___ trillion digits of Pi.

• 21.5

• 21

• 22

• 22.5

The symbol for Pi has been in use for over ___ years.

• 230

• 220

• 240

• 250

The Pi symbol was introduced by William Jones, a Welsh mathematician, in ____

• 1706

• 1737

• 1736

• 1707

____________ proved Pi is irrational in 1768.

• Larry Shaw

• Johann Lambert

• Leonard Euler

• William Jones

Which of the following are the earliest known reference(s) to Pi?

• Babylonian and Egyptian texts

• The Rosetta Stone and Bible

• XPA Middle Kingdom papyrus scroll, by Ahmes the scribe

• Homer’s Illiad

The first National Pi Day was observed in ______ by the American artist and physicist Larry Shaw in San Francisco.

• 1986

• 1987

• 1988

• 1989