The Book of Geometry . 9th Grade . Textbook" by Butuzova V. F. , Kadomtseva S. B. and Prasolova V. In. is an indispensable resource for students, parents and teachers seeking to understand and master the basics of geometry This textbook is not just a set of theoretical knowledge, but a whole world where geometric figures, theorems and axioms come to life, becoming understandable and accessible to perception. The book focuses on key topics such as the properties of triangles, parallel and perpendicular lines, and various types of angles. The authors seek not only to convey dry facts to the reader, but also to show how geometry permeates our daily lives. Each section is filled with vivid examples and tasks that help to consolidate the studied material and develop logical thinking. The reader will be able to see how geometry is used in architecture, art and even in nature, which makes the study of the subject not only useful, but also fascinating. The textbook will be especially useful for 9th grade students who are preparing for exams and want to deepen their knowledge in the field of mathematics. It will also be a great help for parents who want to help their children in their studies, and for teachers looking for quality materials for preparing lessons. Thanks to its clear presentation and structured approach, the book is suitable for both self-study and classroom use. One of the key advantages of "Geometry . 9th Grade . Textbook" is the style of the authors. Butuzov, Kadomtsev and Prasolov are known for their ability to explain complex things in simple and accessible language. They use a lot of illustrations and graphics, which makes the material more visual and helps to better digest the information. This approach allows not only to remember theorems, but also to understand their essence, which is an important aspect in the study of mathematics. Topics raised in the book go beyond the standard school curriculum. The authors raise issues related to the history of geometry, its development and application in various fields of science and technology. This allows the reader not only to learn, but also to be aware of how geometry affects our perception of the world. As a result, the book becomes not just a textbook, but a real guide to the world of mathematical knowledge. "Geometry. 9th Grade . Textbook" can also be interesting to those who are fond of mathematics and want to deepen their knowledge in this area. Students studying technical specialties will find in the book a lot of useful information that will help them in further training. In addition, it will be an excellent addition to the library of any lover of science, seeking to expand their horizons. If you are looking for a high-quality geometry textbook that will help you not only prepare for exams, but also love mathematics, then “Geometry . 9th Grade . Textbook "Butuzova, Kadomtseva and Prasolov - this is exactly what you need. Do not miss the opportunity to discover the world of geometry with this fascinating and informative book!