Given the center (h, k) = (5, 0) and radius r = 3, write an equation for the circle in standard form.


A.
(x – 5)2 + y2 = 3


B.
(x – 5)2 + y2 = 9


C.
(x + 5)2 + y2 = 9


D.
(x – 5) + y = 3

Respuesta :

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Plug the given values into the general template for a circle, then simplify.
(x-h)^2 + (y-k)^2 = r^2
(x-5)^2 + (y-0)^2 = 3^2
(x-5)^2 + y^2 = 9

Answer: Choice B

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