document.write( "Question 1126231: The radius of a sphere is increased by 10%. Find the percentage increase in its surface area \n" ); document.write( "
Algebra.Com's Answer #742546 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! The radius of a sphere is increased by 10%. Find the percentage increase in its surface area \n" ); document.write( "------------- \n" ); document.write( "Area is a function of the square of the radius. \n" ); document.write( "--> 1.1^2 = 1.21 \n" ); document.write( "-- 21% increase \n" ); document.write( " |