1 Properties of triangles
2 Properties of a square
3 Similarity of figures
4 Applications of Similarity
5 Pythagorean theorem
6 cases
7 probability
Appendix Twin Type Test & Practice Test

Concept organization & basic problem solving
You can summarize the textbook's key concepts and basic formulas at a glance.
It contains basic problems that can be solved by immediately applying the concepts organized.

STEP 1: Learn the essential types
You can perfectly prepare for school exams by breaking down the types of questions that are sure to appear on school exams into categories and levels of difficulty.

STEP 2: Selecting the type of intermediate circle
You can check your skills with the same score distribution as the actual exam.

Descriptive questions are also included, so you can prepare perfectly for descriptive questions.

Creativity and convergence problems in textbooks
It presents integrated curriculum problems, communication problems, and creativity problems that appear on school exams.

STEP 3: Challenge for a perfect score
The school exams consist of difficult questions that are difficult enough to hold back students from getting full marks.

Introduction to the Appendix

1.
Twin Type Test
STEP 1 Includes essential types of learning and twin problems.

2.
Practice exam
Two mock exams each are included to prepare for the midterm and final exams.