nag0007
nag0007
16-02-2015
Mathematics
Answered
what is pie r squared
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apologiabiology
apologiabiology
16-02-2015
that is the equation for the area of a circle
pi is aprox 3.141529...
r represents radius of the circle which is 1/2 diameter
squared means r times r
so pi times r times r
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logo88
logo88
16-02-2015
that is the area of a circle
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