Diameter and Circumference
What is Pi?
Albert Einstein
Pi Fun Facts
100
What is a circle's diameter?
The length of one side of the circle to another.
100
What type of number is pi?
An irrational number.
100
What country was Albert Einstien born in?
Germany.
100
Have computers found all the numbers in pi?
No
200
What is circumference?
The distance around a circle.
200
What are ten digits of pi?
3.141592653
200
Did Albert Einstien ever become a U.S. citizen?
Yes. He became a U.S. citizen in 1940.
200
What is the best time of Pi Day to celebrate pi? Hint: Look at the third, fourth, and fifth digits following the decimal point!
1:59
300
What is a radius?
A radius is the length of the center of the circle to any point on the circle.
300
What is pi?
The ratio of a circle's circumference to its diameter.
300
Which category did Albert Einstein win a Nobel Prize in?
Physics.
300
A Greek letter is used to represent pi. What place is the Greek alphabet is this letter? (1st, 2nd, 3rd, etc.)
It is the sixteenth letter.
400
How many radius makes up a circle's diameter?
Two radius.
400
What is an approximate value of pi, in fractional form?
22/7
400
How old was Albert Einstien when he died?
96 years old.
400
Another day that pi is celebrated is on the 314th day of the year. When is that?
November 10, or November 9 in leap years.
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