document.write( "Question 363654: State the center and the radius of the circle represented by the equation
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Algebra.Com's Answer #259322 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi, 
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document.write( "*Note: standard form of an equation of a circle with radius r and center at (a,b)
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document.write( "(x- a)^2 + (x - b)^2 = r^2\r
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document.write( "(x – 8)^2  + (y + 2)^2 = 81
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document.write( "center = (8,-2)
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document.write( "radius 9\r
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