document.write( "Question 281317: Backpackers who build campfires are advised to clear a 10ft-radius circle around the fire. How many square feet should be cleared? \n" ); document.write( "
Algebra.Com's Answer #204330 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
a=pir^2
\n" ); document.write( "a=3.14*10^2
\n" ); document.write( "a=314 sq ft
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