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How to draw the fifth unit "perimeter" in the math tabloid?
The drawing method of unit 5 "perimeter" in mathematical tabloids: determine the theme and content, plan the layout, draw graphics, fill in the text and improve the details. Details are as follows:

1, determine the theme and content, layout: determine the theme and content of tabloids, such as "definition, calculation method and practical application of perimeter". According to the theme and content, the layout of tabloids can be divided into three parts, namely, the definition of perimeter, calculation method and practical application.

2. Drawing graphics and filling text: Drawing graphics related to perimeter, such as rectangle, square, circle, etc. , in the appropriate position in the tabloid. These figures can be used to explain the definition and calculation method of perimeter. Fill in the corresponding text in every part of the tabloid. For example, in the section "Definition of perimeter", you can simply explain the concept of perimeter.

3. Improve the details: Add headlines, charts, tables and other details in all parts of the tabloid to enhance the readability and aesthetics of the tabloid. For example, you can add a note next to the graph to explain what the circumference of the graph is. After the tabloid is completed, proofread and revise it to ensure that the content is accurate and the language is concise and clear.

Peripheral related knowledge

1. Definition of perimeter: perimeter refers to the sum of the lengths of the sides of a plane figure. For polygons, the perimeter is equal to the sum of the lengths of all sides. For example, the circumference of a square is the sum of the lengths of its four sides, and the circumference of a circle is the length of its boundary.

2. Calculation method of perimeter: The calculation method of perimeter varies with different plane figures. For regular plane graphics, such as rectangle, square, triangle, etc. Perimeter can be calculated by measuring their side length. For irregular plane figures, such as polygons and curves, the boundary length can be measured directly with measuring tools.

3. Application of perimeter: perimeter is widely used in daily life and practical application. For example, to make a rectangular or square box, it is necessary to calculate its circumference to determine the required material length; In urban planning, it is necessary to calculate the perimeter of the road to determine its shape and size; In nature, the perimeter of plants can be used to predict their growth speed and state.