document.write( "Question 319451: The radius of a circle is increased by 100%. By what percent was the area of the circle increased? \n" ); document.write( "
Algebra.Com's Answer #228751 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Area is a function of the square of the radius. \n" ); document.write( "2 times r --> 2^2 times area \n" ); document.write( "= 4 times \n" ); document.write( "= 300% increase \n" ); document.write( " \n" ); document.write( " |