To Rotate A Figure 180 Degrees On A Specified Point - Casio FX-CG20 AU User Manual

5. Input a scale value in the range of 0.1 < |
• This will draw a resized version of the original object.
Note
• If you select only part of an object before performing step 2 of the above procedure, only the
selected part will be dilated.
• The following figure illustrates the meanings of the terms used in the above procedure.
Scale: –1
u To rotate a figure 180 degrees on a specified point
1. Draw the figure you want to rotate and select it. Here, we will use a triangle.
2. Perform the following operation: 5(Transform) – 6:Symmetry.
• This will cause the message "Select Center Point" to appear.
3. Move the pointer to the point you want to use as the center point of the rotation and then
press w.
• This will draw the figure rotated 180 degrees on the selected point. In addition, a point is
plotted at the center point.
| < 10 and then press w.
x
→
Center of
Dilation
Original
Scale: 0.5
Object
14-29
→
Scale: 2
→