History of PI
Numbers of PI
Pie
Random facts of PI
Formulas with PI
100
What civilization knew of Pi's existence nearly 4,000 years ago?
The Babylonians
100
What are the first 6 digits of pi?
3.14159
100
Pie has been around since the ancient Egyptians, true of false?
True
100
Pi is the most recognized mathematical constant, true or false?
True- Pi is often considered as the most intriguing and important number in all of mathematics.
100
If the diameter of a circle is 18, then what is the circle's circumference?
18pi
200
Who was the first to calculate pi?
Archimedes of Syracuse
200
Chao Lu, of China, holds the record for reciting the most digits of pi. How many digits of pi did he recite?
67,890 digits of pi
200
Boston Cream Pie is a cake, true or false?
True-Although it's called Boston Cream Pie, it is actually a cake.
200
Literary nerds invented a dialect for pi, known as what?
Pilish
200
2r(pi)(9/360) is the equation to find what?
The arc length of a circle.
300
When was the symbol for pi first introduced?
1706
300
At Feynman Point, in pi, how many times is the number 9 repeated?
6 times
300
What year was pumpkin pie first introduced to the holiday table?
It was introduced at the pilgrim's second Thanksgiving in 1623.
300
Pi is the ___ letter in the Greek alphabet?
16th letter
300
What is the area of a circle with a radius of 7?
49pi squared
400
In what century was pi applied to curves, arcs, and hypocycloids?
The 17th century
400
There are no occurrences of the sequence 123456 in the first million digits of pi, true or false?
True-12345 is the closest it gets to the sequence.
400
What are three of the most popular flavors of purchased pie?
Apple, pumpkin, and cherry pie
400
In 2002 a Japanese scientist broke the record for finding the most digits of pi. How many digits they find?
1.24 trillion digits of pi
400
If the arc of a circle is 50 degrees and the radius is 8, what is the area of the sector?
10pi squared
500
One of the earliest known records of pi was written by an Egyptian scribe named Ahmes. What is the name of the document that he recorded pi on?
The Rhind Papyrus
500
Pi has about 6.4 billion known digits that would take a person 5 years to recite without stopping. True or false?
False- it would actually take a person roughly 133 years to recite.
500
Approximately, how many pies are sold in grocery stores every year?
186 million
500
What famous mathematician was born on Pi day?
Albert Einstein
500
If a sector's area is 12pi squared, and the radius is 6, what is the measurement of the arc?
120 degrees
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