document.write( "Question 948719: Write a function rule for each situation.\r
\n" ); document.write( "\n" ); document.write( "the area A(r) of a circle with radius r \n" ); document.write( "

Algebra.Com's Answer #579085 by amarjeeth123(570) $\"\"$ $\"About$

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Area A(r)=pi*r^2 where r>0 \n" ); document.write( "

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