First of all 'pi' is spelled as 'pi' . NOT 'pie' ; that is the meat pie of apple pie that you eat.
'pi' is the small case classical Greek letter 'p' and mean 'proportion'.
It is the proportional constant between a circles diameter and circumference.
'pi' is an IRRATIONAL number.
Casually this means, that the decimal digits go to infinity, and the digits are NOT in a any regular order. .
More formally 'irrational' means that you cannot form an exact ratio from it's decimal digits.
pi= 3.14 , 3.1416, 3.14592654, 22/7 are all approximations of 'pi'.
Super . Duper Computers have calculated 'pi' to billions of places and still going. !!!!!
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Pi is an irrational number because as a decimal number it is infinite. Pi is 3.14159... .
It is a rational number.
If an irrational number is added to, (or multiplied by) a rational number, the result will always be an irrational number.
When a rational numbers is divided by an irrational number, the answer is irrational for every non-zero rational number.
Can be irrational or rational.1 [rational] * sqrt(2) [irrational] = sqrt(2) [irrational]0 [rational] * sqrt(2) [irrational] = 0 [rational]
Is 12.05 a rational number or irrational number?