Circles

This topic covers concepts such as Tangent: Special Case of Secant, Interaction between a Line and a Circle, Secant of a Circle and Normal to a Circle.

This topic covers concepts such as Tangent to a Circle, Parallel Tangents to a Circle, Point of Contact of a Tangent to a Circle, and Property Related to Tangent and Radius of a Circle.

This topic covers concepts such as Position of a Point with Respect to a Circle, Number of Tangents from a Point to a Circle, Tangents from an External Point to a Circle, Length of the Tangent from an External Point to a Circle, etc.

This topic covers concepts such as Alternate Segment Theorem, Converse of Alternate Segment Theorem, Converse of Tangent Theorem, Tangent Segment Theorem, Theorem on Angle between Tangent and Secant, Tangent Secant Segment Theorem, etc.

This topic covers concepts such as Common Tangents to Two Circles, Number of Common Tangents to Two Circles and Types of Common Tangents to Two Circles.