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Pi Riddles
Do the Math
Pi Facts
Pi Formulas
Pi Puns
100
This is what you call a mathematician that takes over a ship.
What is a pi-rate
100

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

What is 31.4 inches

100
Pi is the ratio of a circle's circumference to this measurement.
What is the diiameter
100
This is the formula to find the circumference of a circle
What is Pi times the diameter
100

This is what you get when you take the sun and divide it by its diameter.

What is Pi in the sky

200
This is what a mathematician needs to fly his plane.
What is a Pi-lot's License
200

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

What is 25.12 centimeters

200
This is a number that cannot be expressed as a fraction of two integers
What is an irrational number
200
This is the formula for finding the area of a circle
What is radius time radius times pi
200
This is what you get when you divide a Jack-o-Lantern by its diameter.
What is Pumpkin Pi-e
300

This is a mathematician's fruit.

What is Pi-napple 

300
This is the diameter of a circle with a circumference of 28.26 ft.
What is 9 ft.
300
Pi got its name from the Greek word for this
What is perimeter
300
Given the circumference, this is the formula to find the diameter
What is circumference divided by pi
300

This is a mathematician's favorite snake.

What is a pi-thon

400

This is the reason you shouldn't eat too much Pi.

What is the way you'll end up with a big circumference.

400

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

What is 12.56 square inches

400
He is credited with determining a remarkably accurate approximation of pi in earliest times
Who is Archimedes of Syracuse
400
Given the circumference, this is the formula to find the radius
What is circumference divided by pi divided by two
400

This is what you get when a bunch of sheep stand around in a circle.

What is Shepherd's Pi

500

This is why Pi is so lucky in love.

What is because it's love is infinite and non-repeating.

500

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

What is 78.5 square centimeters

500

What Albert Einstein and Pi Day have in common.

What is a birthday on March 14

500
Given the area of a circle, this is the formula to find the radius
What is the square root of the area divided by pi
500

The reason you should never strike up a conversation with Pi at at party.

What is because it goes on forever.😂