Quadrilaterals (parallelograms, rhombuses), area, similarity, Thales' theorem. Quadratic equations, inequalities, roots, fractions.
Vectors, coordinate geometry, trigonometry (0–180°), circumscribed circles. Sequences, quadratic functions, systems of equations.
: Problems are categorized into three levels (A, B, and C) to allow for differentiated learning: reshebnik po algebre geometrii 7-9 klass fedchenko
: The solutions are specifically aligned with the requirements for the OGE (9th-grade final exam) and provide a foundation for the EGE (11th-grade exam).
: Focuses on mastering foundational mathematical skills and basic definitions. Sequences, quadratic functions, systems of equations
: Many versions include detailed comments, explanations, and dynamic hints to help students understand the logic behind a solution rather than just providing the final answer. Core Subject Areas Primary Geometry Topics Primary Algebra Topics 7th Basic concepts, angles, parallel lines, triangles. Expressions, linear equations, functions, powers. 8th
: Covers standard 7–9 curriculum topics including functions, equations, inequalities, and statistics/probability. : Many versions include detailed comments, explanations, and
: Designed for students aiming for advanced profiles (e.g., socio-economic or technological).