4.Solve for the missing value.

62/9(_

The length of the ladder is approximately 8.72 metres

Resetting an aplet

Resetting an aplet clears all data and resets all default settings.

To reset an aplet, open the Library, select the aplet and press

5(6(7_.

You can only reset an aplet that is based on a built-in aplet if the programmer who created it has provided a Reset option.

Annotating an aplet with notes

The Note view (>6+,)7@NOTE) attaches a note to the current aplet. See Chapter 14, “Notes and Sketches.”

Annotating an aplet with sketches

The Sketch view (>6+,)7@SKETCH) attaches a picture to the current aplet. See chapter 14, “Notes and sketches”.

H I N T Notes and sketches that you attach to an aplet become part of the aplet. When you transfer the aplet to another calculator, the associated note and sketch are transferred as well.

Downloading e-lessons from the web

In addition to the standard aplets that come with the calculator, you can download aplets from the world wide web. For example, Hewlett-Packard’s Calculators web site contains aplets that demonstrate certain mathematical concepts. Note that you need the Graphing Calculator Connectivity Kit in order to load aplets from a PC.

Hewlett-Packard’s Calculators web site can be found at:

www.hp.com/calculators

16-4

Extending aplets