Common Chord of Two Intersecting Circles
If two circles intersect at $$a$$ and $$b$$, their common chord $$AB$$ is their radical axis:
$$S_1-S_2=0$$
Usage
- Used to obtain the equation of the common chord without finding the intersection points.
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CAT Formulas
Circles
Common Chord of Two Intersecting Circles
Common Chord of Two Intersecting Circles
If two circles intersect at $$a$$ and $$b$$, their common chord $$AB$$ is their radical axis:
$$S_1-S_2=0$$
Usage
- Used to obtain the equation of the common chord without finding the intersection points.
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