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The textbook contains all types of problems on calculating the perimeter and area of polygons, provided by typical educational programmes in mathematics for students of grades 3-4.

The collection contains explanations, solution algorithms, texts of problems for the formation and consolidation of skills in solving problems on the topics "Perimeter", "Area".

The manual will help the teacher to select material for lessons and additional classes, will be useful for students of grades 3-4 for independent work, to overcome difficulties in solving geometric problems.

The manual contains:

Tasks for calculating the perimeter of a square, rectangle, triangle.
• Tasks for calculating the length of the side of a square, rectangle, triangle.
• Tasks for calculating the area of figures. Tasks for calculating the perimeter and area of a polygon.