Casio CLASSPAD 330 3.04 - Manual (Page 546)

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Controlling Geometry Window Appearance
S To use Zoom In and Out
Example 1: To zoom in on a circle
(1) Draw a circle.
(2) Tap [View] and then [Zoom In], or tap 7.
• This enlarges the circle.
Example 2: To zoom out on a circle
(1) Draw a circle.
(2) Tap [View] and then [Zoom Out] or tap %.
• This reduces the size of the circle.
(4) Remove the stylus from the display and the area within the selection boundary expands
to fill the entire Graph window.