document.write( "Question 308594: a group of students wants to make a fabric toy ball to donate to canine rescue. the diameter of the ball is 3 inches. Approximately how many square inches of fabric will they need for each ball? surface area=4x(area of a great circle) \n" ); document.write( "
Algebra.Com's Answer #220665 by mananth(16949)\"\" \"About 
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diameter = 3 inches\r
\n" ); document.write( "\n" ); document.write( "surface area of ball = 4 * pi* r^2\r
\n" ); document.write( "\n" ); document.write( "surface area = 4*3.14 * 9\r
\n" ); document.write( "\n" ); document.write( "They need 113.04 square inches of fabric
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