How to draw a 60-degree angle on a geometric sketchpad

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Release: 2024-04-17 11:25:04
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Construct ray. Select [Ray Tool] on the left toolbar, click the mouse anywhere on the drawing board, determine the endpoint A of the ray, drag the mouse, and the ray will come out. Here, hold down the [Shift] key, click the mouse at the appropriate position to construct a horizontal line Ray AB.

How to draw a 60-degree angle on a geometric sketchpad

Construct side AC with an angle of 60 degrees. Double-click point A to mark the rotation center, select point B and ray AB, select [Transform] - [Rotate], enter the angle 60 in the dialog box, as shown in the figure, click [OK], and you will get the other side of the angle .

How to draw a 60-degree angle on a geometric sketchpad

Mark the corners. Use the geometric sketchpad marking tool, place the cursor at point A, hold down the mouse and drag it toward the inside of the corner to mark the corner. After measurement, ∠BAC=60°, which is exactly the required angle.

How to draw a 60-degree angle on a geometric sketchpad

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