document.write( "Question 409493: Radius of a sphere is r.how many times does the area increases if radius is doubled? \n" ); document.write( "
Algebra.Com's Answer #288219 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Radius of a sphere is r.how many times does the area increases if radius is doubled?
\n" ); document.write( "---
\n" ); document.write( "Original Area: A = 4(pi)r^2
\n" ); document.write( "-----
\n" ); document.write( "New Area: a = 4pi(2r)^2 = 4pi(4r^2) = 4[4(pi)r^2]\r
\n" ); document.write( "\n" ); document.write( "The new Area is 4 times the original.
\n" ); document.write( "============================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "================
\n" ); document.write( "
\n" );