HP 39gII Quick Start Manual page 47

Graphing calculator

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Table 14- Triangle Solver HP App

Summary of Functionality

Solution

Press the Degrees/Radians menu key, if needed, to change to Degrees angle measure.

Enter A=9, B=6, and

=30, as shown in the figure to the right. Press the SOLVE menu key

to see the results. The length of the third side is shown as C=1 1.76....

Note, in this case, there is a second solution. Press the ALT menu key to see the second

solution, C=3.825.... Press the ALT menu key to toggle back and forth between the two

solutions.

Explorer Apps

Explorer Apps are designed to facilitate explorations of function families. These apps include the Linear, Quadratic, and Trigonometric

Explorers. All three of these apps are very similar in structure, with a main Numeric view.

The Linear Explorer App

The Linear Explorer app is a micro-world designed to explore slopes and intercepts of linear functions of the form y=ax and y=ax+b.

Press Apps, scroll to Linear Explorer, and press the START menu key to get started.

View Name and Display

Solution 1

Solution 2

HP Apps: Solvers and Explorers

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