Chapter V Intersecting Lines and Parallel Lines
5. 1 intersection line
5. 1. 1 intersection line
5. 1.2 vertical line
5. 1.3 Conformal angle, internal dislocation angle and ipsilateral internal angle.
5.2 Parallel lines and their determination
5.3 Properties of parallel lines
5.4 Translation
Synthetic test
Chapter VI Plane Cartesian Coordinate System
6. 1 plane rectangular coordinate system
6.2 Simple application of coordinate method
Synthetic test
Chapter VII Triangle
7. 1 Line segment related to triangle
7.2 Angle related to triangle
7.3 sum of polygons and their internal angles
7.4 Project Learning Mosaic
Synthetic test
Mid-term examination questions of the second semester
Chapter VIII Binary Linear Equations
8. 1 binary linear equations
8.2 Elimination Solution of Binary Linear Equation
8.3 Practical Problems and Binary Linear Equations
8.4 An example of solving ternary linear equations
Synthetic test
Chapter 9 Inequality and Unequal Groups
9. 1 inequality
9.2 Practical Problems and One-dimensional Linear Inequalities
9.3 One-dimensional linear inequality system
Synthetic test
10 Chapter Data Collection, Arrangement and Description
10. 1 statistical survey
10.2 histogram
10.3 project learning talking about water saving from data (omitted)
Synthetic test
Final examination questions of the second semester
Reference answer
Reference answer and analysis