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Because - no matter how big a circle is - if you divide the circumference by the diameter - you will ALWAYS get the value of Pi ! As an approximate fraction, the value is 22/7. As a decimal , it's an infinite number.

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Q: How you know the value of pi is 3.1428571?
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Related questions

What was the value of pi obtained by the babylo nians?

They gave it a value of about 3 but even today we do not know the exact value of pi


What of pi did the babyloinians obtain?

They put the value of pi as about 3 but even today we do not know its exact value only that the circumference of a circle divided by its diameter is equal to pi


What culture named the value of pi?

i dont freaking know


What is the value of pi by 2?

The value of Pi is 3.14 so the value of Pi by 2 is 6.28.


Who were the firstpeople to know to find a value for pi and when was it?

It never was and they never were because even today no one has discovered the exact value of pi. All the ancients knew about pi is what we know today and that is the circumference of any circle divided by its diameter is equal to pi which is an irrational number whose decimal places are infinite.


Who were the first people to know to find the value of pi?

The ancient Babylonians from around 1700 BC used pi = 3.125. The name of the person who calculated that value was not recorded.


Why is it not practical to work with the actual value of π?

It is not practical to work with the actual value of pi, because there is no actual value of pi. We all know that pi more or less equals 3.14159265 . . . but the number of decimal points in pi never ends. 3.14159 is extremely precise, and works for most uses.


Which Greek thinkers discovered the value of pi?

None because the exact value of pi has never been finally figured out and that all we know is that when the circumference of a circle is divided by its diameter that it is the value of pi which has been worked out to billions and billions of decimal places and still its exact value remains undiscovered.


What is the appromiximate value of pi?

The approximate value of pi is 3.14159265.


What is th value of pi?

The value of pi (Ï€) is3.1415926535897932384626433832795028841971693993751.........


Value of pi for?

The value for Pi for math is 3.14. Pi is the 16th letter in the Greek alphabet.


How you will get pi value?

You get the value of pi by dividing the circumference with the diameter of a circle. pi = c/d