document.write( "Question 1137247: A square lawn has area 338ft^2.  A sprinkler placed at the center of the lawn sprays water in a circular pattern that just covers the lawn. What is the radius of the​ circle? \n" ); document.write( "
Algebra.Com's Answer #755100 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "A square lawn has area \"338ft%5E2\".\r
\n" ); document.write( "\n" ); document.write( "let the side of lawn be \"a\"
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\n" ); document.write( "=>\"a%5E2=338ft%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "if a sprinkler placed at the center of the lawn sprays water in a circular pattern that \"just\" \"covers\" the lawn, the diameter of the​ circle is equal to diagonal of the square which is\r
\n" ); document.write( "\n" ); document.write( "\"d=sqrt%28a%5E2%2Ba%5E2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"d=sqrt%28338ft%5E2%2B338ft%5E2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"d=sqrt%28338ft%5E2%2B338ft%5E2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"d=26ft\"=> so, radius is \"r=13ft\"\r
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