HP Prime Graphing Wireless Calculator - Manual (Page 27)

Geometry 23
Editing a
calculation
1. Highlight the calculation that you want to edit.
2. Tap
to change the calculation or tap to
change the label.
3. Make your changes and tap .
Deleting a
calculation
1. Highlight the calculation you want to delete.
2. Press C.
To delete all calculations, press
SJ . Note that deleting
a calculation does not delete any geometric objects from
either the Plot or Symbolic view.
Plot view: Cmds menu
The geometric objects discussed in this section are those that
can be created in either Plot view or Symbolic view using the
Commands menu (
). This section discusses how to use
the commands in Plot view. Objects can also be created in
Symbolic view—more, in fact, than in Plot view—but these are
discussed in “Geometry functions and commands” on
page 39. Finally, measurements and other calculations can
be performed in Plot view as well.
In Plot view, you choose a drawing tool to draw an object. The
tools are listed in this section. Note that once you select a
drawing tool, it remains selected until you deselect it. This
enables you to quickly draw a number of objects of the same
type (such as a number of circles). To deselect the current
drawing tool, press
J . You can tell if a drawing tool is still
active by the presence of the on-screen help in the bottom left-
side of the screen and the current command statement to its
right.
The steps provided in this section are based on touch entry.
For example, to add a point, the steps will tell you to tap on
the screen where you want the point to be and press
E .
However, you can also use the cursor keys to position the
cursor where you want the point to be and then press
E .
The drawing tools for the geometric objects listed in this
section can be selected from the Commands menu at the
bottom of the screen (
). Some objects can also be