# The Limaçon as a Conchoid of a Circle

Given is a unit circle and a fixed point on the circle.
Let be a random point on the circle, and let be the line through and .
The slider allows us to choose and fix a distance .
The light blue points and are points from the line, on a distance to .
As moves along the circle, the points and will draw the conchoid of the circle - a Limaçon.

- Drag the slider to see how the shape of the Limaçon depends on the distance
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