Condition of tangency| Family of Circles| Director circle| Chord of contact| Intn of 2 circles

Condition of tangency, Family of Circles, Director circle, Chord of contact, Intn of 2 circles

Chord of contact | Family of circles

Chord of contact | Family of circles

Chord of Contact | Family of Circles

Chord of a circle

Director Circle and equation

Length of tangent | Director circle | Power of point

Chord of contact | Family of circles | Position of 2 circles | Number of common tangents | Length of common tangents based questions

Questions on chord OF contact || Equation OF circle

Normals of parabola and Director Circle