Texas Instruments TI-89 User Manual page 69

Creating Macros
Example: Creating
and Executing a
Macro
(Continued)
Note: Defined macros
appear in a pop-up menu.
Highlight the desired macro,
and press to select it.
¸
TI-89 / TI-92 Plus / Voyage™ 200 PLT Cabri Geometry App
(continued)
4. Press † and select
6:Macro
Construction .
5. Select
3:Final Objects
circle as the final object.
6. (Optional) You can change the
appearance of your construction by
using the Hide/Show ,
tools in the
Dotted Display
menu.
7. Press † and select
6:Macro
.
Construction
8. Select
4:Define Macro
name for the macro.
The you enter will help you
Name
identify the macro later. The
you enter will appear in cursor
name
messages when appropriate. Both
names can be up to 25 characters.
Note: After the
Name Macro
dialog displays. You must provide a valid name to save your
Macro
macro as a separate file. If you do not want to save the macro to a
separate file, the macro is saved with your construction. In this
case, you will not be able to open the macro from the
menu.
9. Construct the initial object (any
triangle).
10. Press † and select
6:Macro
then select
Construction
.
Macro
11. Select the macro that you previously
defined then select the triangle to
execute the macro.
This macro determines the center
and radius of the circle and
constructs a circle thorough all
vertices of the triangle.
Select the final object.
then select the
Thick , and
toolbar
Name the macro.
then type a
Object
dialog has been completed, the
Construct an object.
Select the object.
1:Execute
Execute the macro.
Save
toolbar
File
65