Coordinate Geometry - Finding the Centre and Radius of a Circle
Coordinate Geometry - Finding the Centre and Radius of a Circle
Find the radius and coordinates of the centre of the circle \({{x}^{2}}+{{y}^{2}}-8x-4y-5=0\).
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Answer:\(\text{Centre}\hspace{0.5em}(4,2),\quad \text{radius}\hspace{0.5em}5\)
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