Texas Instruments NS/CLM/1L1/B - NSpire Math And Science Handheld Graphing Calculator, Руководство пользователя, Страница: 85 / 144

Using Graphs & Geometry 77
Shapes Menu Tools
Constructions Menu Tools
Tool name Tool function Press:
1: Circle Constructs a circle. The center point
is defined by the first click on the
page and the radius is determined
by the second click. b81
2: Triangle Constructs a triangle, defined by
three points (vertices). b82
3: Rectangle Constructs a rectangle. Click once
to define one corner. Move then
click to define one side. Move
perpendicularly to draw the
rectangle. Click to complete it. b83
4: Polygon Constructs an n -sided polygon. Each
click defines a vertex. The polygon
is completed by clicking the initial
vertex, or by pressing
·
.
b84
5: Regular
Polygon Constructs an n -sided regular
polygon. Click to define the center
and click again to define the radius.
Move clockwise (convex) or
counter-clockwise (star) to set the
value of
n .
b85
Tool name Tool function Press:
1: Perpendicular Constructs a line perpendicular
to a selected line, segment, ray,
vector, axis, or side of a polygon,
and passing through a created
or selected point.
b91
2: Parallel Constructs a line parallel to a
selected line, segment, ray,
vector, axis, or side of a polygon,
and passing through a created
or selected point. b92
3: Perpendicular
Bisector Constructs a perpendicular line
that bisects two points, a
segment, or side of a polygon.
b93