What is Pi?
A kind of dessert
The ratio of a circle's circumference to its diameter
The name of a river
A famous painter
What is the approximate value of Pi?
3.5
4.22
3.14
2.18
Pi Day is celebrated on which date?
February 14th
March 14th
December 25th
April 14th
Which symbol is used to represent Pi?
π
Ω
π
α
Pi is an irrational number.
True
Maybe
False
Sometimes
How many digits of Pi are there?
Only 10
Exactly 100
Infinite
1,000,000
What activity is commonly associated with celebrating Pi Day?
Flying Pi Kites
Eating pie
Swimming
Running a marathon
Which of the following is NOT a use of Pi?
Predicting the weather
Designing wheels
Building bridges
Calculating areas of circles
Who is known for calculating the circumference of the Earth using Pi?
Eratosthenes
Albert Einstein
Galileo Galilei
Isaac Newton
The first three digits of Pi are...
3.41
3.12
3.14
3.15
Pi is used in which subject?
History
Art
Mathematics
Literature
Which shape is most closely associated with Pi?
Triangle
Square
Rectangle
Circle
Pi can be correctly written as a fraction.
Sometimes
True
Only on Tuesdays
False
Which number is closest to the value of Pi?
22/7
7/22
314/100
3/14
What is special about Pi in mathematics?
It's the same in every language
It has a fixed number of digits
It measures how many diameters fit around a circle
It changes every year
On Pi Day, what do some people try to do with the digits of Pi?
Write them backwards
Memorize as many as possible
Forget them
Paint them
