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Distance from Centre to a Tangent
For the tangent:
$$lx+my+n=0$$
the perpendicular distance from the centre $$O(0,0)$$ is:
$$d=\frac{|n|}{\sqrt{l^2+m^2}}$$
Usage
- Used to calculate the distance of a tangent from the centre.
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Distance from Centre to a Tangent
For the tangent:
$$lx+my+n=0$$
the perpendicular distance from the centre $$O(0,0)$$ is:
$$d=\frac{|n|}{\sqrt{l^2+m^2}}$$
Usage
- Used to calculate the distance of a tangent from the centre.
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