finding the center of a circle given 3 points
14520
Get the equation of a circle when given 3 points
62126
Constructing a triangle given 2 sides and the inscribed circle's radius
87850
How can I find the points at which two circles intersect?
76611
Centre in N-sided polygon on circle
142755
How to find the center of an ellipse?
16717
Possibly rotated parabola from three points
18290
Distance of a test point from the center of an ellipsoid
158007
To inscribe a circle in a given triangle
63074
The equation of a family of circles passing through two given points
59564
Centre of the circle
37448
Two Circles and Tangents from Their Centers Problem
124706
Get center of geometry of an object
74505
3 square in a circle (geometric question)
53861
N points on a Circle
70991
Find the equation of the plane knowing that it passes through 3 points
37344
How to find a geographic point between two other points
70598
Find a line along a circle's perimeter?