Pi Riddles
This is the circumference of a circle with a diameter of ten inches.
10 pi
This is the circumference of a circle with a radius of four centimeters
8 pi
What country first used pi?
Egypt
This is the area of a circle with a diameter of four inches
4 pi
Given the circumference, this is the formula to find the radius
What is circumference divided by pi divided by two
This is the area of a circle with a radius of five centimeters
25 pi
How many sides did the polygon have that Archimedes used to find circumference?
96
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
How many bakers does is take to bake a pi?
3.14