Question 815492
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Hi,
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Question states***
S = {{{pi*r^2 + sqrt(r^2+ h^2) < 1000*pt cm^2}}}
And  {{{sqrt(r^2 + h^2) = 20cm}}}
{{{pi*r^2 + 20cm < 1000*pi cm^2}}}
     r^2 < 980   |note:  980 = {{{ 49*10}}}
     {{{r < 7sqrt(10)}}}   (tossing out negative solution for unit measure