: Detailed study of the sphere, cylinder, and cone; sections and tangent planes.
: Introduction to prisms, pyramids, and their basic properties. smirnova geometriia uchebnik - klass gdz
: Intersecting, parallel, and skew lines; parallelism of lines and planes; parallel planes. : Detailed study of the sphere, cylinder, and
: Method of coordinates in space and scalar product of vectors. : Detailed study of the sphere
: Perpendicular lines and planes; theorems on three perpendiculars; distances and angles in space.
This foundational section covers geometric figures on a flat surface.