Asked by Anonymous
Sketch the graph and find the RADIUS and EQUATION of a circle in standard form of the given endpoints . (show all the solution) Diameter with endpoints (-2,-1) and (6,3)
Answers
Answered by
oobleck
The center (h,k) is the midpoint of the diameter, right? (2,1)
The radius is the distance from the center to either endpoint: r=√(4^2+2^2)
The equation is (x-h)^2 + (y-k)^2 = r^2
not much calculus here -- just Algebra 2
The radius is the distance from the center to either endpoint: r=√(4^2+2^2)
The equation is (x-h)^2 + (y-k)^2 = r^2
not much calculus here -- just Algebra 2
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