Texas Instruments TI-89 - Page 15

TI-89 / TI-92 Plus / Voyage™ 200 PLT Cabri Geometry App 11
To undo the last fully constructed object or operation, press
TI-89:
2Š
TI-92 Plus / Voyage™ 200 PLT:
Š
and select
D:Undo
.
Learning the Basics
(continued)
Using Undo
Hint:
Press
¥
Z.