Deleting an

As well as deleting an object in Plot view (see page 145) you

object

can delete an object in Symbolic view.

 

1.

Highlight the definition of the object you want to delete.

 

2.

Tap

or press C.

To delete all objects, press SJ.

Symbolic Setup view

The Symbolic view of the Geometry app is common with many apps. It is used to override certain system-wide settings. For details, see “Symbolic Setup view” on page 74.

Numeric view in detail

Numeric view (M) enables you to do calculations in the Geometry app. The results displayed are dynamic—if you manipulate an object in Plot view or Symbolic view, any calculations in Numeric view that refer to that object are automatically updated to reflect the new properties of that object.

Consider circle C in the illustration at the right. To calculate the area and radius of C:

1.Press Mto open Numeric view.

2.Tap .

3.Tap and choose

Measure > Area.

Note that area() appears on the entry line, ready for you to specify the object whose area you are interested in.

4.Tap , choose Curves and then the curve whose area you are interested in.

The name of the object is placed between the parentheses.

150

Geometry

Page 154
Image 154
HP Prime Graphing NW280AAABA Numeric view in detail, Deleting an, Can delete an object in Symbolic view, Measure Area