Yes, you need to read the chapter on quadrilaterals for the exam. Every chapter of math in grade 9 teaches you something new, and these chapters help you learn other ideas in higher grades. In the quadrilaterals chapter, you will learn about the different planes that have four sides, such as the rectangle, rhombus, and square. Also, you learn about different angles and how they work, which you will use in other geometry lessons. So, you need to get ready for this chapter.