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Length of Chord Formed by a Line
If a line is at distance $$d$$ from the centre of a circle of radius $$r$$:
$$AB=2\sqrt{r^2-d^2}$$
Usage
- Used to find the chord cut by a secant line.
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Length of Chord Formed by a Line
If a line is at distance $$d$$ from the centre of a circle of radius $$r$$:
$$AB=2\sqrt{r^2-d^2}$$
Usage
- Used to find the chord cut by a secant line.
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