This is an automatically translated description

The textbook is a part of the educational and methodological kit for the textbook "Geometry. Grade 9" (authors A. Merzlyak, V. Polonsky, M. Yakir). The first part contains exercises (three versions) that correspond to the topics presented in the textbook. This material is intended for independent tests, as well as for practising problem-solving skills. The second part contains tasks for tests (two versions). For teachers and students of grades 9 of secondary schools.