Question

Ответь письменно на вопросы. 1)Что называется контуром?2)Почему при выпиливании необходимо соблюдать правила техники безопасности?​

Answer 1

Контур — в общем случае, замкнутая линия, очертание некоторой геометрической фигуры, предмета; силуэт. Контур в планиметрии — граница плоской фигуры. Контур в теории графов — путь, начальная и конечная вершины которого совпадают.

Answer 2

Ответ:

Объяснение:

Контур — в общем случае, замкнутая линия, очертание некоторой геометрической фигуры, предмета; силуэт. Контур в планиметрии — граница плоской фигуры. Контур в теории графов — путь, начальная и конечная вершины которого совпадают.

Answer 3

What is a contour?

A contour refers to the outline or shape of an object or figure. It is the boundary that separates the object or figure from its surroundings. In art and design, a contour is often used to define the shape and form of an object or to create a sense of depth and dimension. Contours can be represented through lines, curves, or other visual elements that emphasize the edges and boundaries of an object.

Why is it necessary to follow safety rules when using a jigsaw?

When using a jigsaw or any other power tool for cutting or shaping materials, it is crucial to follow safety rules and guidelines to prevent accidents and injuries. Here are some reasons why it is necessary to observe safety precautions when using a jigsaw:

1. Personal Safety: Jigsaws have sharp blades that can cause serious cuts or injuries if mishandled. By following safety rules, such as wearing appropriate protective gear like safety glasses and gloves, you can minimize the risk of injury.

2. Tool Safety: Proper handling and maintenance of the jigsaw can help prevent malfunctions or accidents. Regularly inspecting the tool, ensuring the blade is securely attached, and using the correct blade for the material being cut are essential for safe operation.

3. Electrical Safety: Jigsaws are powered by electricity, so it is important to ensure that the power cord is in good condition and properly grounded. Avoid using the tool in wet or damp conditions to reduce the risk of electric shock.

4. Workspace Safety: Maintaining a clean and organized workspace is crucial for safety. Clearing the area of clutter and ensuring proper lighting can help prevent accidents and improve visibility while using the jigsaw.

5. Proper Technique: Following proper cutting techniques and guidelines can help prevent kickback, which is when the blade gets stuck or forcefully thrown back towards the user. Maintaining a firm grip on the tool, using a stable work surface, and guiding the jigsaw along the intended cutting line can minimize the risk of kickback.

By adhering to these safety rules and guidelines, you can significantly reduce the risk of accidents and injuries while using a jigsaw Always consult the manufacturer's instructions and seek professional guidance if needed to ensure safe and proper use of the tool.