The geometric sketchpad demonstrates the operation method of drawing a ruler and compass for the vertical bisector of a line segment.

php editor Zimo reveals for you the strategy for unlocking all the skills of Winter Rhapsody. This character plot simulation game is based on a small town story and incorporates characteristic elements of Japanese themes. Players will face various in-depth puzzle-solving challenges, and operational skills become the key. The game is full of interesting features and rich gameplay skills waiting to be unlocked, giving players a more comprehensive gaming experience!

Create line segments and construct circles. Open the geometric sketchpad, select the [Line Segment Tool] on the left sidebar and draw line segment AB on the sketchpad. Use the [Line Segment Tool] to create a line segment HQ larger than 1/2AB. With points A and B as the center points and the length of HQ as the radius, create two circles that intersect at points C and D.

Choose any three points on the circle to make move buttons. Take three points I, E, F; O, M, N on each circle; select points E and F, and execute [Edit] - [Operation Button] - [Move] to create a move button. Right-click point E and select [Tracking Point]. Similarly, press the button to move M to N to track point M.

Make linear CD and show/hide buttons. Select two points C and D, and execute the [Construction]-[Straight Line] command to create a straight line CD. Select the straight line CD, execute the [Edit] - [Operation Buttons] - [Hide/Show] command to create a [Total Show Button] and a [Total Hide Button].

Create a series of buttons. Select the [Hide CD] [Move from E-F] [Move from M-N] and [Show CD] buttons in order to create a series of buttons. In the pop-up dialog box, select [Execute in sequence] and [Clear all tracks]. The label is [Make a vertical bisector].

Create restore series operation buttons. Select points E and I in sequence to create a high-speed movement button. Similarly, select points M and O in order to create a high-speed movement button. Select the two high-speed buttons and the [Hide Line] button to create a series of buttons with the label [Restore] and the execution parameters are [Execute Simultaneously] and [Clear All Tracks].

Hide unnecessary circles, points and operation buttons. The final courseware is as shown in the figure.

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