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Write the equation of a circle with a radius of 8 and a center at (4, -9).

Write the equation of a circle with a radius of 8 and a center at (4, -9).-example-1
User SQer
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The equation of a circle with radius r and center at (h,k) is given by:

(x + h)² + (y + k)² = r²

If r = 8 and (h,k) = (4,-9), we have:

(x-4)² + (y + 9)² = 8²

User Skate To Eat
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