document.write( "Question 207397This question is from textbook
\n" ); document.write( ": what is the surface area of the sphere in exercise 1 \n" ); document.write( "
Algebra.Com's Answer #156822 by rfer(16322)\"\" \"About 
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Area of a sphere
\n" ); document.write( "A=4pir^2
\n" ); document.write( "or
\n" ); document.write( "A=pid^2
\n" ); document.write( "r=radius
\n" ); document.write( "d=diameter
\n" ); document.write( "pi=3.14
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