Maths fun facts

How many 1s are in the first million decimal places of pi?

• 99758
• 98578
• 97857
• 96875

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

What famous scientist was born on Pi Day in 1879?

• Archimedes
• Einstein
• Galileo
• Newton

What letter is pi of the Greek alphabet?

• 10
• 12
• 14
• 16

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

Who did the first proof to find the number pi?

• Archimedes 
• Pythagorus
• Socrates
• Boyle

Tags

CCSS.HSG.C.B.5

What shape did Archimedes use to find pi?

• square
• rectangle
• triangle
• pentagon

What does the Massachusetts Institute of Technology do on Pi Day?

• Pi Bee
• Pie baking Contest
• Pie eating competition
• mails its acceptance letters

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

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