Chapter 21 Quadratic Radicals
Chapter 22 One-variable quadratic equation
Chapter 23 Rotation
Chapter 24 Circle
Chapter 25 Preliminary Probability
Compulsory Education Curriculum Standard Experimental Textbook Mathematics Grade 9 Volume 2
Chapter 26 Quadratic Function
Chapter 27 Similarity
Chapter 28 Acute Angle Trigonometric Function
Chapter 29 Forecasts and Views