The book is voluminous. For school exams, students need not solve every single question once they have mastered a concept. However, for chapters that are weaknesses (e.g., Mensuration or Factorization), solving the entire exercise is recommended.
Ch 15-17: Understanding Shapes (Polygons, Quadrilaterals); Ch 18: Practical Geometry; Ch 19: Visualizing Shapes Mensuration r d sharma class 8 maths book pdf work
Let’s simulate how to "work" on a problem from the Linear Equations chapter (Exercise 9.2). The book is voluminous