<PRE><B>Question 767355</B>
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The circumference of a circle is given by *[tex \LARGE C\ =\ 2\pi r].


Your radius is 5 yards, so the circumference is *[tex \LARGE 10\pi] yards.


Use whatever approximation for *[tex \LARGE \pi] that you like.


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
&lt;font face=&quot;Math1&quot; size=&quot;+2&quot;&gt;Egw to Beta kai to Sigma&lt;/font&gt;
My calculator said it, I believe it, that settles it
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