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30 seconds
1 pt
How many 1s are in the first million decimal places of pi?
99758
98578
97857
96875
Multiple Choice
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30 seconds
1 pt
Pi Day is celebrated on March 14. (which was chosen because it resembles 3.14) What time does the official celebration begin?
3:14 PM
7:22 PM
1:59 PM
5:18 PM
Multiple Choice
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30 seconds
1 pt
What famous scientist was born on Pi Day in 1879?
Archimedes
Einstein
Galileo
Newton
Multiple Choice
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30 seconds
1 pt
What letter is pi of the Greek alphabet?
10
12
14
16
Multiple Choice
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30 seconds
1 pt
Lu Chao of China set a world record by memorizing the most digits of pi. How many digits did he memorize?
67,890
68,980
69,760
60,967
Multiple Choice
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30 seconds
1 pt
Who did the first proof to find the number pi?
Archimedes
Pythagorus
Socrates
Boyle
Multiple Choice
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30 seconds
1 pt
What shape did Archimedes use to find pi?
square
rectangle
triangle
pentagon
Multiple Choice
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30 seconds
1 pt
What does the Massachusetts Institute of Technology do on Pi Day?
Pi Bee
Pie baking Contest
Pie eating competition
mails its acceptance letters
Multiple Choice
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30 seconds
1 pt
The symbol for pi was introduced in the last _____ years.
100
200
300
400
Multiple Choice
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30 seconds
1 pt
What day does Europe celebrate Pi Day on?
March 14th
June 22nd
July 22nd
August 14th
Multiple Choice
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30 seconds
1 pt
Are pi's digits periodic? In other words, do the digits ever repeat themselves in any pattern?
No, pi is irrational
Yes, every 6,000,000 decimal places
Yes, every infinitely long number repeats
Maybe, not enough digits of pi are known yet
Multiple Choice
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30 seconds
1 pt
Among the digits of pi currently known, the concentration of each of the digits 0-9 are pretty close to equal. However, in the first 30 places of pi's decimal expansion, which digit is completely missing?
7
2
0
8
Multiple Choice
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30 seconds
1 pt
Who, in 1706, first gave the Greek letter "pi" its current mathematical definition?
Isaac Newton
William Jones
Napoleon Bonaparte
Archimedes
Multiple Choice
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30 seconds
1 pt
Who was the first group to find a value for pi?
Egyptians
Babylonians
Romans
Greeks
Multiple Choice
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30 seconds
1 pt
What U.S. city has a zip code containing the first 5 digits of pi?
Savannah, Georgia
Salt Lake City, Utah
Frankfort, Kentucky
Juneau, Alaska
Multiple Choice
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30 seconds
1 pt
Which of the following is Pi NOT also referred to as?
Circular Constant
Archimedes' Constant
Einstein's Code
Ludolph's Number
Multiple Choice
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30 seconds
1 pt
How many hours did it take a supercomputer to calculate pi to 51.5 billion digits, in 1997?
78
3
29
124
Multiple Choice
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30 seconds
1 pt
The first known celebration of Pi Day was organized by Larry Shaw in 1988 and took place in:
Boston, MA
New York City
San Francisco, CA
Chicago, IL
Multiple Choice
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30 seconds
1 pt
Who adopted π as the symbol for pi?
Euler
Einstein
Descartes
Fibonacci
Multiple Choice
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30 seconds
1 pt
What do you get when you divide the circumference of a Jack-o-Lantern by its diameter?