document.write( "Question 1054062: The radius of a circle has been tripled. How many times greater is the area?\r
\n" ); document.write( "\n" ); document.write( "A. 9
\n" ); document.write( "B. 3
\n" ); document.write( "C. 6
\n" ); document.write( "D. 1
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Algebra.Com's Answer #669257 by KMST(5328)\"\" \"About 
You can put this solution on YOUR website!
9
\n" ); document.write( "As you scale up by a factor \"k\" ,
\n" ); document.write( "areas change by a factor \"k%5E2\" ,
\n" ); document.write( "volumes by \"k%5E3\" .
\n" ); document.write( "\"3%5E2=9\" .
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