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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 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 the cutest pi there is

What is a "Cutie Pi-e"

200

This is what a mathematician needs to fly his plane.

What is a Pi-lot's License

200
This is the 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 favorite dessert.

What is Pi-napple Pi-e

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 what you get when you take green cheese and divide it by its diameter
What is Moon Pi-e
400
This is what a mathematician does with her papers
What is a pi-le papers
400
This is the 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 you take the sun and divide it by its diameter

What is Pi-e in the Sky

500

This is what the mathematician put into her gourmet cookies.

What is s -pi-ces

500
This is the area of a circle with a radius of five centimeters
What is 78.5 square centimeters
500

This the connection between Albert Einstein and Pi Day

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

Look at the picture that Mrs. Bithell shows you.

What is octo-pi