where h and k are the circle's center and r is the radius. We are told, and we can see, that the center of the circle is (0, 0) so h = 0 and k = 0. The radius, given as 4, goes into the equation squared, so the equation is
which simplifies down to
, choice C.The circle below is centered at the origin and has a radius of 4. What is its
equation?
O A....
Mathematics, 04.08.2021 15:00 rebecabosca
The circle below is centered at the origin and has a radius of 4. What is its
equation?
O A. x² - y2 = 4
O B. x2 + y2 = 4
O C. x2 + y2 = 16
O D. x2 - y2 = 16
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Answers: 3
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