document.write( "Question 1199295: What is the surface area of a sphere with a diameter of 14 in.? \n" ); document.write( "
Algebra.Com's Answer #833101 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"d+=+14in\"->\"r+=+7in\"\r
\n" ); document.write( "\n" ); document.write( "Surface area of a sphere:\r
\n" ); document.write( "\n" ); document.write( "\"A+=+4pi%2Ar%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"A+=+4pi%2A%287in%29%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"A+=+4%2A49pi%2Ain%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"A+=+196pi%2Ain%5E2\"->exactly\r
\n" ); document.write( "\n" ); document.write( "\"A+=+615.75in%5E2\"->approximately\r
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