: Covers points, lines, segments, and rays.
The (Rabochaya Tetrad) is a primary supplement to the standard Russian geometry textbook for grades 7-9. It focuses on foundational concepts such as lines, angles, and triangles through structured exercises. Core Content & Structure
: Focuses on signs of triangle equality and the properties of isosceles triangles.
: Most problems include ready-made drawings, saving time on sketching and allowing students to focus on the logical solution.