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Description
Concept/Answer/Mathematician
Number = Circumference of a Circle / Its Diameter
Factor, x, missing from A=x*base*height where A is area of a triangle
a+ar+ar^2+ar^3+ar^4+...+ar^n
Sum of the numbers 1 to 100
a^2+b^2=c^2 for any right triangle with legs a,b and hypotenuse c
Ratio = (1+sqrt(5))/2
With respect to Matrix A, Matrix B for which AB=BA=I
'I have discovered a truly marvelous proof...[but t]his margin is too narrow to contain it.'
Person who proved the theorem related to the quote in this quiz
1,1,2,3,5,8,13,21,34,...
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