Texas Instruments TI-73 Manual Book page 9

Drawing the Object
A Geoboard object can be a line segment or a closed polygon.
You can create as many as six objects on a board, provided you
do not exceed a maximum of 26 total vertices per board.
1. Select
drawing commands,
2. Press  repeatedly to move the cursor to the top row.
3. Select
4. Press   . As the cursor moves, it leaves a dotted line
to show the new portions of the object that you are drawing.
5. Select
solid.
6. Press   , and then select
now have a triangle.
7. Press , and then select
TI-73 Geoboard
(press the key). The commands change to
DRAW
to add a point at the cursor position.
ADD
to add a second point. The dotted line becomes
ADD
, ,
ADD DEL DONE
ADD
to add a fourth point.
ADD
, and .
QUIT
to add a third point. You
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