document.write( "Question 158902: i need to find the number of square yards of sod needed to cover the circular putting green shown
\n" ); document.write( "(hint:9sq ft= 1 sq yd)\r
\n" ); document.write( "\n" ); document.write( "the circle has a radius of 15 ft
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Algebra.Com's Answer #117060 by checkley77(12844)\"\" \"About 
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15ft=5yds.
\n" ); document.write( "a=pir^2
\n" ); document.write( "a=3.14*5^2
\n" ); document.write( "a=3.14*25
\n" ); document.write( "a= 78.5 yds^2.
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