Using The Sketch Menu; Sketch Menu Overview; Using Sketch Menu Commands - Casio ClassPad 300 PLUS User Manual

3-6 Using the Sketch Menu

The [Sketch] menu lets you add points, lines, figures, and text after you draw a graph. You
can also add tangent and normal lines to your graph.

Sketch Menu Overview

To access the [Sketch] menu, tap [Analysis] and then [Sketch]. The following table describes
the commands that are available on the [Sketch] menu.
To do this:
Clear figures and text you have added using the sketch feature
Plot a point on the Graph window
Draw a line on the Graph window
Write text on the Graph window
Draw a line that is tangent to a particular point on a graph
Draw a line that is normal to a particular point on a graph
Graph the inverse of a function
Draw a circle
Draw a vertical line
Draw a horizontal line

Using Sketch Menu Commands

This section describes how to use each of the commands on the [Sketch] menu. Note that all
of the procedures in this section are performed in the Graph & Table application, which you
can enter by tapping the T icon on the application menu.
u To plot a point on the Graph window
(1) While the Graph window is active, tap [Analysis], [Sketch], and then [Plot].
(2) Tap the location on the Graph window where you want to plot a point.
• Instead of tapping the Graph window, you could also use the keypad to specify the
coordinates of the point. Pressing a number key displays a dialog box for inputting
coordinates. The value of the key you just pressed is input for the
x
-coordinate. After inputting values for the
to plot the point at the location you specified.
3-6-1
Using the Sketch Menu
x
- and
20050501
Select this Sketch
menu command:
Cls
Plot
Line
Text
Tangent
Normal
Inverse
Circle
Vertical
Horizontal
y
-coordinates, tap [OK]