locus of intersection points of extarnal tangents of tangent circles
Source: Sharygin 2006 finals 10.3
September 29, 2019
geometryLocustangent circlesTangents
Problem Statement
Given a circle and a point inside it, different from the center. We consider pairs of circles tangent to the given internally and to each other at point . Find the locus of the points of intersection of the common external tangents to these circles.