Another popular series by A.G. Merzlyak, V.B. Polonsky, and M.S. Yakir.
(e.g., Atanasyan, Merzlyak, or Pogorelov) gdz k tetradi po geometrii klass
The phrase (GDZ k tetradi po geometrii [number] klass) refers to готовые домашние задания (ready-made homework assignments) or answer keys for geometry workbooks in Russian schools . Another popular series by A
Very popular for middle school geometry (7th, 8th, and 9th grades). Another popular series by A.G. Merzlyak