A simple tutorial on drawing midpoints with geometric sketchpad

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Method 1 Use the construction menu

Open the drawing board, select the [Line Segment Tool] on the left sidebar to draw a line segment on the drawing board, use the [Move Tool] to select the line segment, and execute [Construction] ——[Midpoint] command.

After executing the above command, you can see that the midpoint of the line segment has been found. This method can be used to quickly find the midpoint of the line, which is a quick way to draw the midpoint.

Method 2 Use custom tools to draw the midpoint

Open the geometric sketchpad, click the [Line Segment Ruler Tool] on the left menu bar, and use the mouse to draw a line on the canvas line segment.

Click the menu bar [Data] - New parameter, fill in [2] in the dialog box that appears, and click the [OK] button to see the new parameter,

Select the bisector tool. Click the [Custom Tools] button on the left sidebar, and select [Line Tool] - Bisected Line Segments from the pop-up shortcut tool menu.

At this point, click the newly created parameter with the mouse, and click on the two endpoints of the line segment with the mouse to see the midpoint.

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