TI-89 / TI-92 Plus / Voyage™ 200 PLT Cabri Geometry App 43
The
Reflection
tool creates a mirror image of an object reflected
across a line, segment, ray, vector, axis, or side of a polygon.
1.
Create a polygon and a line as shown
in this example.
2.
Press
‡
and select
4:Reflection
.
3.
Select the object to reflect.
Select the object to reflect.
4.
Select the line, segment, ray, vector,
axis, or side of a polygon to reflect
the object across.
Select the linear object.
The reflected object is
created.
You can modify a reflected image by changing the original object or
by modifying the line of reflection.
1.
Select, reposition, and rotate the line.
The reflected image moves according
to the changes made to the line.
The reflected image is
modified.
Creating Reflections and Inverse Objects
The
Transformations
toolbar menu contains the tools
associated with transformational geometry for creating
reflections and inverse objects.
Creating a
Reflection
Modifying a
Reflection
Note:
Because the reflected
image is a dependent
object, you cannot change it
directly.
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