document.write( "Question 741157: Hello I need help on finding the circumference of a circle whose equation is: x^2 + y^2 = 16, the symbol ^ means squared. \n" ); document.write( "
Algebra.Com's Answer #451865 by stanbon(75887)\"\" \"About 
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Hello I need help on finding the circumference of a circle whose equation is: x^2 + y^2 = 16, the symbol ^ means squared.
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\n" ); document.write( "radius = sqrt(16) = 4
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\n" ); document.write( "Circumference = 2*pi*r = 8*pi is approximately 25.13
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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