- The perpendicular bisector of chord of circle passes through centre o
- Perpendicular radius bisects chord
- Problem 1: Perpendicular radius bisects chord
- Converse of perpendicular radius bisects chord
- Congruent Chords Equidistance from Circle-4
- Problem 2: Congruent Chords Equidistance from Circle-4
- Chords Equidistance of Circle are Congruent-5
- Problem 1: Congruent Chords Equidistance from Circle-4
- Problem 1: Chords Equidistance of Circle are Congruent-5
- Introduction to Circle & its Characteristics
- Problem 1: Introduction to Circle & its Characteristics
- Concept of Secant & Tangent Line
- Problem 1: Concept of Secant & Tangent Line
- Tangent to Circle-1
- Converse of Tangent to Circle-2
- Problem 1: Tangent to Circle-1
- Problem 1: Converse of Tangent to Circle-2
- Equal Tangent Segments from a Point to a Circle-3
- Distance of Centers of Externally Tangent Circles-4a
- Problem 1: Equal Tangent Segments from a Point to a Circle-3
- Problem 1: Distance of Centers of Externally Tangent Circles-4a
- Central angle theorem
- Problem 1: Central angle theorem
- Problem 2: Central angle theorem
- Relative Sizes of Angles in Segments-3
- Angles in the Same Segment of a Circle are Equal-2