: Central, axial, and mirror symmetry in space; types of movement (isometry). Grades 7–9: Planimetry (Plane Geometry)
: Basic axioms and theorems regarding points, lines, and planes in space. smirnova geometriia uchebnik - klass gdz
: Advanced properties, including inscribed and circumscribed polyhedra. : Central, axial, and mirror symmetry in space;
: Intersecting, parallel, and skew lines; parallelism of lines and planes; parallel planes. and mirror symmetry in space
