Square Root of 2

Monday, February 28, 2022

The Square Root of 2

The number two is not a perfect square Which means there is not a whole number multiplied by itself that equal 2 For example the square root of 4 is 2 because 2 x 2 = 4

The square root of 2 is an irrational number.

Here it is written out 65 places


But most of the time you should be ok using  1.4142

The square root two can be represented as a fraction as  99/70

The square root of 2 is equal to the length of the hypotenuse of an isosceles right triangle with legs of length 1.

Did you know that international paper sizes like A0 and A1 are based on the square root of two?

square root 2 and paper size

The ratio of the long end to the short end of all A papers is the square root of 2.

square root 2

Square Root 3


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