<PRE><B>Question 442827</B>
&amp;#960;r2=25&amp;#960;+25&amp;#960;
&amp;#960;r2=50&amp;#960;
r2=50
r=&amp;#8730;50=&amp;#8730;25&amp;#8730;2=5&amp;#8730;2
d=2r=10&amp;#8730;2.
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2-10 inch=25&amp;#960;+25&amp;#960;=50&amp;#960;
15 in=(7.5)2&amp;#960;=56.25&amp;#960;
The 15 inch is larger..
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