Detailed method of constructing bisectors of quadrants using geometric sketchpad

In Geometry Sketchpad, constructing the bisectors of quadrants is a common task. Many people feel confused when faced with this situation. In order to solve this problem, PHP editor Xigua will provide you with a detailed method of constructing quadrant bisectors. Through the following content, you will master the know-how of this operation and bring convenience to your drawing work.

Taking the construction of the bisector of the first quadrant as an example, the specific operations are as follows:

Establish a rectangular coordinate system. Open the geometric sketchpad and execute the [Draw] - [Define Coordinate System] command to establish a plane rectangular coordinate system.

Draw point (1, 1) in the coordinate system. Execute the menu [Draw] - [Draw Point] command, enter the coordinates (1, 1) in the pop-up dialog box, click the [Draw] button, and then click the [Finish] button to get the coordinate point as shown in the figure. .

Execute the construction ray command. Select the origin and the point drawn in the previous step, and then execute the menu [Construction] - [Ray] command, as shown in the figure.

In this way, the bisector of the first quadrant is obtained, as shown in the figure.

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