4. Integers

6. Fractions

7. Decimals

10. Unitary Method

13. Mensuration

14. Geometry

14.3. Types of Lines

14.5. Angle

14.6. Triangles

14.7. Curve

14.8. Polygon

14.9. Quadrilateral

14.9.1. Introduction to Quadrilaterals

14.9.5. Special Types of Quadrilateral

14.10. Circle

16. Linear Symmetry

17. Data Handling