The number Pi - General Knowledge

Answer these questions about the number π.

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Last updated: January 1, 2022

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First submitted	January 1, 2022
Times taken	9
Average score	46.2%
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Hint	Answer
What are the first eight digits of π?	3.1415926
Given a circle, then π is the circumference divided by the ...	diameter
Additionally, π is the area divided by the ...	square of the radius
On which day do mathematicians celebrate π-day?	March 14th
Which famous physicist was born on π-day 1879?	Albert Einstein
Which famous physicist died on π-day 2018?	Stephen Hawking
π is an ______ number, meaning that it can't be expressed as a fraction of integers.	irrational

Hint	Answer
π is a _______ number, meaning that it's not the solution of an integer polynomial equation.	transcendental
The above implies that it is literally impossible to solve this 2500-year-old geometric problem.	Squaring the Circle
What does e^(π*i)+1 equal to?	0
How many degrees are π radians?	180
What constant equal to 2*π would have been a better choice for a circle constant?	Tau
Where does the infinite sum 1/1-1/3+1/4-1/7+1/9... converge to?	π/4

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