Write the standard form of the equation of the circle with radius r and center (h, k).r = 4; (h, k) = (0, 9)
A. x2 + (y + 9)2 = 4
B. (x - 9)2 + y2 = 16
C. (x + 9)2 + y2 = 16
D. x2 + (y - 9)2 = 16
Answer: D
Mathematics
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