5.Input a scale value in the range of 0.1 < x < 10 and then press w.

• This will draw a resized version of the original object.

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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.

 

Center of

 

 

 

Dilation

 

 

Scale: –1

 

Original

Scale: 2

 

Scale: 0.5

 

 

Object

 

 

 

 

uTo 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.

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