Pi which is a never ending number nowadays known as 3.1415926535... was originally calculated to be 3.1416.
Think of pi as infinity. It never ends. You might mean "3.14" as an approximation of pi, though.
3.14 is the commonly used approximation
That depends on how precise you want the approximation.
22/7=3.14286 Which is a fair approximation to Pi, but 355/113 =3.14159 and is a much better approximation.
That's not a "mathematical principle", it is an approximation of the number pi.That's not a "mathematical principle", it is an approximation of the number pi.That's not a "mathematical principle", it is an approximation of the number pi.That's not a "mathematical principle", it is an approximation of the number pi.
That is an approximation of the number pi.
It is: 22/7
Pi, although it is only an approximation
It is an approximation, yes.
To have an "entire approximation" in itself is an oxymoron. We have to approximate pi because you cannot express the true value of pi as a decimal. It goes on forever. This is an invalid question. Pi is generally approximated, however, as 22/7 or 3.14.
example the rational approximation of pi is 3.14 so a rational approximation is shortening a really long number so it can be written out
pi=355/113 http://www.pidayinternational.org/Pi_History/HISTORY_OF_PI_Ancient_China.htm