- Angles
- Different Kinds of Angles
- Acute, Obtuse and Congruent Angles
- Problem 1: Acute, Obtuse and Congruent Angles
- Complementary and Supplementary angles
- Problem 1: Complementary and supplementary anlges
- Vertically Opposite Angles
- Problem 1: Vertically Opposite Angles
- If two lines intersect each other,than vertical angles are congruent
- Problem 1: If two lines intersect each other,than vertical angle are

- Problem 1: Perpendicular and parallel lines
- If a transversal intersects two parallel lines
- Problem 1: If a transversal intersects two parallel lines
- Mid point Theorem-3
- Problem 2: Mid point Theorem-3
- Problem 1: Mid point Theorem-3
- Proportional Segment Theorem-5
- Transversal, Interior and Exterior Angles
- Alternate and corresponding Angles
- Problem 1: Alternate and corresponding Angles
- If a transversal intersects two coplanar lines

- Qudrilateral and its types
- Difference between Square and Rhombus
- Difference between Parallelogram and Rectangle
- Kinds of Parallelogram
- Diagonals of Parallelogram Bisects Each Other-1

- Introduction to Circle & its Characteristics
- Problem 1: Introduction to Circle & its Characteristics
- Chord , Diameter & Circumference of a Circle
- Problem 1: Chord , Diameter & Circumference of a Circle
- Arc of a Circle
- Problem 1: Arc of a Circle
- Concept of Central Angle of an Arc
- Problem 1: Concept of Central Angle of an Arc
- Segment & Sector of a Circle
- Problem 1: Segment & Sector of a Circle
- Area of a Circle
- Length of Arc and Area of Sector
- The Radian
- Concept of Secant & Tangent Line
- Problem 1: Concept of Secant & Tangent Line
- Tangent Circles and Length of Tangent
- Angles in the Same Segment of a Circle are Equal-2
- Relative Sizes of Angles in Segments-3
- Central angle theorem
- Problem 1: Central angle theorem
- Problem 2: Central angle theorem