The Number Pi Trivia Quiz

This is a quiz on the number pi.

A multiple-choice quiz by ratboy131. Estimated time: 3 mins.

Author
ratboy131

Time
3 mins

Type
Multiple Choice

Quiz #
100,030

Updated
Dec 03 21

# Qns
10

Difficulty
Average

Avg Score
7 / 10

Plays
2761

Last 3 plays: Guest 209 (6/10), Guest 3 (9/10), Guest 44 (7/10).

This quiz has 2 formats: you can play it as a or as shown below.
Scroll down to the bottom for the answer key.

1. Pi is a(n): Hint

infigurative number

mixed fraction

irrational number

rational number

NEXT>

2. Pi is the ratio of a circle's: Hint

area to radius

diameter to area

circumference to diameter

radius to circumference

NEXT>

3. On what day is Pi Day celebrated? Hint

June 22nd

January 7th

November 9th

March 14th

NEXT>

4. Pi= 3.1415_26535...what digit belongs in the blank?

Answer: (A number)

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5. Pi is a letter from which language? Hint

Greek

Spanish

Roman

German

NEXT>

6. In the first 100,000 digits of pi, which number occurs most frequently? Hint

NEXT>

7. Now, in pi's first 100,000 digits, which number occurs least frequently? Hint

NEXT>

8. On February 18, 1995, pi was memorized and recited to how many digits? Hint

4,219, 500

4,219

42,195

421, 950

NEXT>

9. The Egyptians were the first to find a value for pi.

True

False

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10. The book "The Joy of Pi" was written by who? Hint

Joe Flanagor

David Blatner

Will Ryan

James Williams

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Quiz Answer Key and Fun Facts

1. Pi is a(n):

Answer: irrational number

An irrational number is a number that goes on forever with no pattern.

2. Pi is the ratio of a circle's:

Answer: circumference to diameter

When you try to divide a circle's circumference by its diameter, you should find pi.

3. On what day is Pi Day celebrated?

Answer: March 14th

March 14th is Pi Day, and if you noticed, in the U.S., the date of Pi Day would be written 3-14, with 3.14 being pi's approximate value. In other parts of the world, July 22 -- 22/7 -- is another popular choice for Pi Day.

4. Pi= 3.1415_26535...what digit belongs in the blank?

Answer: 9

3.14159265358979323846...

5. Pi is a letter from which language?

Answer: Greek

Pi is a Greek letter along with others like alpha, beta, and omega.

6. In the first 100,000 digits of pi, which number occurs most frequently?

Answer: 1

The number one occurs 10,137 times in pi's first 100,000 digits.

7. Now, in pi's first 100,000 digits, which number occurs least frequently?

Answer: 9

This occurs 9,902 times in pi, very close to the second least number in frequency, 2, which occurs 9,908 times.

8. On February 18, 1995, pi was memorized and recited to how many digits?

Answer: 42,195

This record was achieved by Hiroyuki Goto of Tokyo, Japan.

9. The Egyptians were the first to find a value for pi.

Answer: False

The Babylonians were the first.

10. The book "The Joy of Pi" was written by who?

Answer: David Blatner

This book is about everything about pi, including its history and the first one million digits. Thanks for taking my quiz!

Source: Author ratboy131

This quiz was reviewed by FunTrivia editor CellarDoor before going online.
Any errors found in FunTrivia content are routinely corrected through our feedback system.

Most Recent Scores

Mar 15 2023 : Guest 209: 6/10
Mar 14 2023 : Guest 3: 9/10
Mar 14 2023 : Guest 44: 7/10
Mar 14 2023 : Guest 107: 4/10
Mar 13 2023 : Guest 31: 1/10
Mar 10 2023 : Guest 73: 4/10
Mar 10 2023 : Guest 166: 7/10
Mar 08 2023 : Guest 174: 6/10
Mar 07 2023 : Guest 210: 10/10

Score Distribution