: Covers quadrilaterals, area calculations, triangle similarity, circles, and vectors.
: The GDZ is intended as a tool for self-checking rather than just copying. It helps students identify specific gaps in their logic before formal classroom testing. : Covers quadrilaterals
: Platforms like GDZ.ru and MegaResheba provide these solutions online, often categorized by work number and variant for quick navigation. the Theorem of Thales
: Includes more advanced problem-solving intended to prepare students for final exams. : Covers quadrilaterals
: Focuses on basic constructions, the Theorem of Thales, and properties of triangles and parallel lines.
: Transitions into stereometry (3D geometry) and complex calculations involving volume and spatial figures.