Math Question... Nov 4th

Test Preparation SAT Preparation
1

<p><a href="http://www.youtube.com/watch?v=FE4y1X7n-7Y&mode=related&search=%5B/url%5D"&gt;http://www.youtube.com/watch?v=FE4y1X7n-7Y&mode=related&search=&lt;/a&gt;&lt;/p>

<p>also... this would be nice...</p>

<p><a href="http://www.youtube.com/watch?v=m6YS81jZ2yg&mode=related&search=%5B/url%5D"&gt;http://www.youtube.com/watch?v=m6YS81jZ2yg&mode=related&search=&lt;/a&gt;&lt;/p>

2

<p>1)</p>

<p>2A = 2 pi r^2</p>

<p>therefore</p>

<p>s^2 = 2pi r^2</p>

<p>s = r rad. (2pi)</p>

3

<p>s=r*sqrt(2pi)</p>

4

<p>was that on the experimental?</p>