HP Prime Graphing Wireless Calculator - Manual (Page 26)

22 Geometry
Note that the syntax used here is the same as you use in
the CAS to calculate the properties of geometric objects.
The Geometry functions and their syntax are described
in “Geometry functions and commands” on page 39.
8. Press P to go back to Plot view. Now, manipulate the
circle in some way that changes its area and radius. For
example, select the center point (A) and use the cursor
keys to move it to a new location. Notice that the area
and radius calculations update automatically as you
move the point. Remember to press J
when you are
finished.
N o t e If an entry in Numeric view is too long for the screen, you can
press > to scroll the rest of the entry into view. Press < to
scroll back to the original view.
Listing all
objects
When you are creating a
new calculation in Numeric
view, the
menu item
appears. Tapping
gives you a list of all the
objects in your Geometry
workspace.
If you are building a
calculation, you can select an object’s variable name from this
menu. The name of the selected object is placed at the
insertion point on the entry line.
Displaying
calculations in
Plot view
To have a calculation made
in Numeric view appear in
Plot view, just highlight it in
Numeric view and tap
. A checkmark
appears beside the
calculation.
Repeat the procedure to
prevent the calculation being displayed in Plot view. The
checkmark is cleared.