: Primarily found when purchased as part of a 2-book "Textbook + Problem Book" set (e.g., the "Vertical" series from Drofa/Prosveshcheniye).
: Contains over 1,000 problems of varying difficulty levels tailored for advanced/profile study of geometry.
: Approximately 210 x 140 mm, with the softcover version weighing about 242 grams. Publisher : Usually published by Prosveshcheniye/Drofa .