PI History
PI Math
Pi Riddles
Pi Facts
100

Who became the first to know the calculation of Pi by using the Pythagorean Theorem? 


Who was Archimedes of Syracuse?

100

This is the circumference of a circle with a diameter of ten inches.

What is 31.4 inches?

100

This is what you call a mathematician that takes over a ship.

What is a pi-rate?

100

True or False?

Pi (π) is the 18th letter of the Greek alphabet

False. Its actually the 16th letter of Greek

200

The ratio of the circumference of a circle to its diameter?

What is Pi?

200

This is the circumference of a circle with a radius of four centimeters

What is 25.12 centimeters? 

200

This is what a mathematician needs to fly a plane.

What is a Pi-lots License?

200

 A real number that cannot be expressed by a simple fraction.

What is an irrational number?

300

Pi has been known for how many years?

What is 4,000 years?

300

This is the diameter of a circle with a circumference of 28.26 ft.

What is 9 ft. ?

300

This is a mathematician's favorite dessert.

What is Pi-e?

300

True or False

The First 144 digits of pi equal Devil number?

True

400

 This document gave insight into the mathematics of ancient Egypt. 

What is Rhind Papyrus?

400

This is the area of a circle with a diameter of four inches

What is 12.56 square inches?

400

This is what a mathematician does with her papers.

What is pi-le papers?

400

The name of the star trek episode where they used pi to save the day

What is “Wolf in the Fold,”?

500

How did the Babylonians calculate the area of a circle?

What 3πr?

500

This is the area of a circle with a radius of five centimeters

What is 78.5 square centimeters?

500

This is what a mathematician puts in her gourmet cookies.

What is s-pi-ces?

500

The First 10 digits of pi

What is 3.141592653