Circles|Family of Circles

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

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