document.write( "Question 34877: 1. Find the radius of a circle with circumference of 20pi.\r
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document.write( "2.Find the radius of a circle with the circumference of 64pi\r
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document.write( "3.If the area of a circle is 9pi, find the radius.\r
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document.write( "4.If the area of a circle is 64 pi, find the circumference.\r
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document.write( "help much appreciated. \n" );
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Algebra.Com's Answer #21103 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 1. Find the radius of a circle with circumference of 20pi. \n" ); document.write( "2.Find the radius of a circle with the circumference of 64pi \n" ); document.write( "3.If the area of a circle is 9pi, find the radius. \n" ); document.write( "4.If the area of a circle is 64 pi, find the circumference.\r \n" ); document.write( "\n" ); document.write( "#1. Circumference = 2(pi)r=20(pi) \n" ); document.write( "r=10 \n" ); document.write( "#2. 2(pi)r=64(pi) \n" ); document.write( " f = 32 \n" ); document.write( "#3. Area = (pi)r^2 = 9(pi) \n" ); document.write( " r^2=9 \n" ); document.write( " r = 3 \n" ); document.write( "#4 (pi)r^2=64(pi) \n" ); document.write( " r^2=64 \n" ); document.write( " r = 8 \n" ); document.write( "Cheers, \n" ); document.write( "Stan H.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |