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