The Pi Quiz

The Pi Quiz is a fun way to explore one of the most fascinating numbers in math. Back in 1897, the Indiana State Legislature nearly passed a bill that legally redefined the value of Pi. Yes, lawmakers genuinely thought they could change a mathematical constant through legislation! It never became law, but it remains one of the most bizarre episodes in the history of pi. This quiz on pi brings such quirky stories to life while testing your basic and not-so-basic knowledge. Whether you’re a math fan or just curious, this math quiz pi challenge offers a unique mix of facts and fun. It’s perfect for anyone who enjoys discovering how numbers have shaped the world, even in the halls of government.

Which of the following best describes Pi?

A rational number

A prime number

An irrational number

A whole number

Which ancient civilization is credited with one of the earliest known approximations of Pi?

Greeks

Romans

Mayans

Egyptians

Who was the Greek mathematician that first rigorously approximated Pi using polygons?

Archimedes

Euclid

Pythagoras

Aristotle

In which century was the symbol π first used to represent Pi?

12th century

18th century

14th century

20th century

Pi is defined as the ratio of a circle’s circumference to its what?

Radius

Area

Diameter

Perimeter

Which formula relates Pi with e and i in a famous identity?

Taylor's Theorem

Pythagoras Theorem

Fermat's Little Theorem

Euler's Identity

What type of number is Pi considered?

Transcendental

Integer

Complex

Algebraic

Who proved that Pi is transcendental?

Ramanujan

Ferdinand von Lindemann

Carl Friedrich Gauss

Leonhard Euler

Which formula expresses Pi as an infinite series?

Euler's Identity

Pythagorean theorem

Leibniz formula

Fermat's Last Theorem

Which of the following digits do not appear in the first 30 places after decimal?

Your score is

The average score is 60%

Sample Questions from This Quiz

Which ancient civilization is credited with one of the earliest known approximations of Pi?
Who was the Greek mathematician that first rigorously approximated Pi using polygons?
In which century was the symbol π first used to represent Pi?
Pi is defined as the ratio of a circle’s circumference to its what?
Which formula expresses Pi as an infinite series?

Try the full quiz and see how many of these you can answer!