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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 10pi or 31.4159 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 4pi or 25.566 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 exact diameter of a circle with a circumference of approximately 28.27433388 ft.

What is 9 ft?

300
Pi got its name from the Greek word for this
What is perimeter
300

The formula to find the volume of a sphere.

What is 4/3 pi times the cube of the radius?

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 4pi or 12.566 square inches?

400
He is credited with determining a remarkably accurate approximation of pi in earliest times
Who is Archimedes of Syracuse
400

The formula to find volume by disk method.

What is pi times the integral from low to high of  radius squared?

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 25pi or about 78.53981634 square centimeters?

500
This the connection between Albert Einstein and Pi Day
What is a birthday on March 14
500

This is the formula to find the volume by washer method.

What is the pi times the integral from low to high of large radius squared minus small radius squared?

500

Look at the picture that Mrs. Dawson shows you.

What is octo-pi