Condition for Two Circles to Intersect
For circles with radii $$r_1,r_2$$ and centre distance $$d$$:
$$|r_1-r_2|<d<r_1+r_2$$
Usage
- Used to determine whether two circles intersect at two distinct points.
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CAT Formulas
Circles
Condition for Two Circles to Intersect
Condition for Two Circles to Intersect
For circles with radii $$r_1,r_2$$ and centre distance $$d$$:
$$|r_1-r_2|<d<r_1+r_2$$
Usage
- Used to determine whether two circles intersect at two distinct points.
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