document.write( "Question 889052: Dear Tutor,
\n" ); document.write( " I am having difficulty solving this quadratic word equation. The word problem is as follows : The amount of material required to cover a ball is directly proportional to the square of its diameter. A ball with a diameter of 4 cm needs 256 cm^2 of material to cover it. How much material is need to cover a ball with a diameter of 12 cm. If you can answer me ASAP, that would me perfect. I appreciate your help.
\n" ); document.write( " , Anthony Aguirre
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Algebra.Com's Answer #537866 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
k*d^2=m
\n" ); document.write( "m=256
\n" ); document.write( "d=4
\n" ); document.write( "solve for k
\n" ); document.write( "k*12^2=M\r
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