WOLFRAM|DEMONSTRATIONS PROJECT

Intersection of Two Circles

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blue circle
center coordinates
x
-1.9
y
2.22
radius
6.6
orange circle
center coordinates
x
1.905
y
-1.27
radius
3.786
Two circles in the plane can intersect in 0, 1, or 2 points (or overlap). The number depends on the relative distances of the centers compared to the radii.