The definition of pi.
What is the ratio of a circle’s circumference to its diameter?
Pi Day is celebrated on this date.
What is March 14? (3.14)?
The formula for area of a circle
What is
A=pir^2
?
This is what you get when you divide the circumference of a jack-o-lantern by its diameter.
What is pumpkin pi?
An approximate value of pi, correct to two decimal places.
What is 3.14?
This famous mathematician’s birthday is on the same date as Pi Day.
Who is Albert Einstein?
The formula for circumference of a circle.
What is
C=2pir
or
C=pid
An approximate value of pi, in fractional form.
What is 22/7?
The best time of day to celebrate Pi Day, according to the third, fourth, and fifth digits following the decimal
What is 1:59?
The formula for volume of a cylinder
What is
V=pir^2h
?
The U.S. state in which a bill was introduced to legislate the value of pi.
What is Indiana?
∏ is a letter from the alphabet of this language.
What is Greek?
A date during the summer which could be another good time for Pi Day
What is 22nd of July? (22/7)?
DAILY DOUBLE! The formula for surface area of a cylinder.
What is
S = 2pirh+2pir2h
?
The number of centuries for which the letter pi has been used to represent this special mathematical ratio.
What is 3? (This use of the letter pi first showed up in mathematical writings in about 1706!)
∏ is the ____ letter of the alphabet. (1st, 2nd, 3rd, etc.)
What is 16th?
Another date to celebrate Pi Day—the 314th day of the year
What is November 10 (or November 9 in leap years)?
The formula for volume of a cone.
What is
V=1/3pir^2h
?
One of two ancient countries in which a value for pi was probably first used to calculate the area of a circle.
What is Babylon or Egypt? (probably as early as 2000 or 3000 BC)