How many class hours do you need for each chapter of the A version of compulsory two in senior high school mathematics teaching?

Chapter 1: Space geometry,

1. 1-2 class hours 1.2 3-4 class hours 1.3 3-4 class hours * * Count: 7- 10 class hours.

Chapter two: the positional relationship among points, lines and surfaces.

2. 1 4 class hours 2.2 4 class hours 2.3 4-5 class hours * * Count: 12- 13 class hours.

Chapter 3: Lines and Equations:

3. 1 2-3 class hours 3.2 3 class hours 3.3 4-5 class hours * * Count: 9- 1 class hour.

Chapter 4: Equation of circle.

4. 1 2-3 class 4.2 3-4 class 4.3 2-3 class * * Count: 7- 10 class.

Chapter review is calculated separately, depending on the situation of different schools.