Creating Polygons - Texas Instruments TI-89 User Manual

Creating Polygons

Creating a Polygon
Tip: You can limit the slope
of the sides of a polygon to
15-degree increments by
pressing while
¤
constructing the polygon.
Placing and Moving
a Point on a
Polygon
TI-89 / TI-92 Plus / Voyage™ 200 PLT Cabri Geometry App
The
Curves and Polygons
creating and constructing polygons in geometry.
The Polygon tool constructs an n-sided polygon of any shape defined
by n points (vertices) where n is a number greater than two.
1. Press ... and select
4:Polygon
2. Move the (#) cursor to the desired
location.
3. Press ¸ to create the initial
vertex. Press the cursor pad to create
the first side.
4. Press ¸ then move the pointer to
create each of the other vertices.
5. To complete the construction of the
polygon:
¦
Move the pointer to the initial
vertex until "
THIS POINT
displayed and press ¸.
— or —
¦
Press ¸ a second time on the
last point of a polygon.
You can move a point placed on a polygon along the entire perimeter
of the polygon.
1. Press „ and select
1:Point.
2. Move the (#) cursor to the perimeter
of the polygon and press ¸.
3. Press and hold
j
TI-89:
TI-92 Plus / Voyage™ 200 PLT:
while pressing the cursor pad to
move the point along the perimeter
of the polygon.
toolbar menu contains tools for
.
Create the initial vertex and
the first side.
Create additional vertices.
Select the original point.
" is
Polygon is complete.
Create a point.
Grab and move the point.
‚
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