: Often provided in digital or teacher versions to verify self-study.

The detailed content of the 9th-grade geometry workbook (Rabochaya Tetrad) by and colleagues is structured to align directly with the main textbook chapters, covering vectors, coordinates, trigonometry, circles, and geometric transformations . The workbook typically includes basic tasks with text templates to help students practice new concepts immediately after they are introduced in class. Detailed Table of Contents Chapter 9: Vectors (Векторы)

: Detailed practice on the Law of Sines and the Law of Cosines .

: Rules for adding, subtracting, and multiplying vectors by a scalar using their coordinates.

: Deriving and applying the equations for a circle and a straight line.

: Definition, coordinate form, and the angle between vectors.

: Sine, cosine, and tangent of angles from 0∘0 raised to the composed with power 180∘180 raised to the composed with power