Asked by Andrea
If (-4,-2) and (2,6) are opposite points on a circle, what is the equation of the circle?
Answers
Answered by
scott
the midpoint (-1,2) is the center (h,k)
(x - h)^2 + (y - k)^2 = r^2
half the distance between the points is the radius , r
(x - h)^2 + (y - k)^2 = r^2
half the distance between the points is the radius , r
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