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Pi Riddles
Do the Math
Pi Facts
Pi Formulas
Round the Pi
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 diameter
100
This is the formula to find the circumference of a circle
What is Pi times the diameter
100
What is pi rounded to the nearest tenth?
What is 3.1
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 25.13 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 squared times pi
200
This is what you get when you multiply pi by 2. Round to the nearest tenth
What is 6.3.
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 8.99 ft.
300
Pi is what type of number
What is irrational
300
Given the circumference, this is the formula to find the diameter
What is circumference divided by pi
300
What is half of pi? Round to the nearest hundredth
What is 1.57
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 also shares pi day as his date of birth
Who is Albert Einstein
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 ramen noodles.
What is s -pi-ces
500
This is the area of a circle with a radius of five centimeters
What is 78.53 square centimeters
500
This the connection between  Pi Day and today....extra sweet treat.....
What is  March 14 or 3.14
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
What is pi squared times three cubed. Rounded to the nearest tenth.
What is 266.5