document.write( "Question 136913: If someone could help me with this probelm I would be very thankful. I should find the area of a circle with radius 4 (and the answer should be in pi), could someone maybe explain how I should solve the problem? \n" ); document.write( "
Algebra.Com's Answer #100200 by ptaylor(2198)\"\" \"About 
You can put this solution on YOUR website!
Area of a circle, A, equals Pi times the radius squared or:\r
\n" ); document.write( "\n" ); document.write( " \"A=pi%2Ar%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"A=pi%2A%284%5E2%29\" or\r
\n" ); document.write( "\n" ); document.write( "\"A=16pi\"\r
\n" ); document.write( "\n" ); document.write( "Hope this helps---ptaylor
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