document.write( "Question 303882: what is the surface area of a hemisphere given that the radius of the great circle is 6.2 centimeters? \n" ); document.write( "
Algebra.Com's Answer #217707 by london maths tutor(243)\"\" \"About 
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hemisphere = 1/2 of a sphere \r
\n" ); document.write( "\n" ); document.write( "Surface area of a sphere = \"4%2Api%2Ar%5E2\" where r = radius \r
\n" ); document.write( "\n" ); document.write( "Therefore, surface area of a hemisphere:\r
\n" ); document.write( "\n" ); document.write( "\"+1%2F2%2A4%2Api%2A%286.2%29%5E2+\"
\n" ); document.write( "= 241.5 cm^2
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