Posted by **stephanie** on Wednesday, October 8, 2008 at 6:14pm.

what is the true meaning and exact value of pi?

- math -
**Ms. Sue**, Wednesday, October 8, 2008 at 6:16pm
http://en.wikipedia.org/wiki/Pi

- math -
**Reiny**, Wednesday, October 8, 2008 at 6:18pm
pi cannot be expressed "exactly" as either a fraction or a decimal.

It is an irrational number.

If you take the circumference of a circle and divide it by the diameter, you get the value of pi.

the value of pi correct to 7 decimal places is 3.1415926

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