The "GDZ" (Ready Homework Solutions) for the textbook by L.I. Zvavich and E.V. Potoskuev is a high-level resource designed for schools with an advanced or specialized mathematical profile .

Е. В. Потоскуев, Л. И. Звавич, Л. Я. Шляпочник - ГЕОМЕТРИЯ

The foundation for finding distances and angles in 3D.

This isn't your standard "shapes and angles" class. The 10th-grade curriculum by Zvavich focuses heavily on (3D geometry):

Studying prisms, pyramids, and their surface areas.

It emphasizes vector and coordinate methods in space, which are essential for university-level physics and engineering.