This is an automatically translated description

The textbook (by A.P. Ershova, V.V. Holoborodko, O.F. Kryzhanovskyi) takes into account the specifics of the first year of studying geometry.

The obligatory educational material is unified:

theory;
• tasks;
• summary reviews;
• historical references;
• topics of messages and abstracts;
appendices.

The textbook contains oral, graphic and written exercises, additional tasks for the chapters. Each chapter is followed by a summary in the form of tables.