document.write( "Question 776951: If the radius of a circle is r cm, what is the area of the circle? If the radius is increased to 2r cm, what is the area of the circle? \n" ); document.write( "
Algebra.Com's Answer #473823 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! If the radius of a circle is 'r' \n" ); document.write( "The area = Pi * r^2 \n" ); document.write( "If the radius is increased to '2r' \n" ); document.write( "The area = Pi*4r^2. \n" ); document.write( "Hope this helps. \n" ); document.write( ":-) \n" ); document.write( " |