Mon April 30, 2012 By:
Expert Reply
Mon April 30, 2012
Pie is a irrational that has infinite digits as its decimal. 
It can NOT be written as a form of p/q.
22/7 is an approximation of pie only to first two decimal places.
22/7 is NOT exactly equal to pie.
pie can not be written exactly as p/q since it is irrational.
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