find radius of the circle whose center is (5,-2) and the circle passes through (0,-6)

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13-10-2021
Mathematics

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find radius of the circle whose center is (5,-2) and the circle passes through (0,-6)

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Help me please which is the correct answer choice ?

hamzamiah808 hamzamiah808 · Answer 1 · 2021-10-13T20:11:53+02:00

hamzamiah808 hamzamiah808

13-10-2021

I think its The equation of a circle with its center at the origin is x2 + y2 = r2. Replacing the x and y in this equation with –5 and 12, respectively, you get (–5)2 + (12)2 = 25 + 144 = 169 = r2. The square root of 169 is 13, so the radius is 13.

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