document.write( "Question 980423: Find the area of the circle. Leave your answer in terms of pi. Circumference=4pi \n" ); document.write( "
Algebra.Com's Answer #601552 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( " \"Circumference=4pi\"\r
\n" ); document.write( "\n" ); document.write( "since circumference is \"2rpi\", we have\r
\n" ); document.write( "\n" ); document.write( "\"2rpi=4pi\"\r
\n" ); document.write( "\n" ); document.write( "\"r=4pi%2F2pi\"\r
\n" ); document.write( "\n" ); document.write( "\"r=2\"\r
\n" ); document.write( "\n" ); document.write( "so, the area of the circle will be \"A=r%5E2pi\"=>\"A=2%5E2pi\"=>\"A=4pi\"
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