Casio Geometry User Manual

http://edu.casio.com Add-in application for fx-9860G series/ EGRAPH 85 series calculators Geometry User’s Guide

200606011-8Geometry Mode OverviewKey Functions The fi gure below shows the keys that are used for Geometry Mode drawing screen operations.Displays men

200606012-1Drawing and Editing Objects 2. Drawing and Editing Objects This section explains how to perform the following operations. • Plot poin

200606012-2Drawing and Editing Objectsu To add a labeled point to an existing line Note You can use the following procedure to add a labeled point t

200606012-3Drawing and Editing Objectsu To draw an infi nite line 1. Perform the following operation: 3(Draw) – 3:Infi nite Line. 2. Move the poi

200606012-4Drawing and Editing Objectsu To draw a circle 1. Perform the following operation: 3(Draw) – 6:Circle. 2. Move the pointer to the loc

200606012-5Drawing and Editing Objectsu To draw a triangle 1. Perform the following operation: 3(Draw) – 8:Triangle. 2. Move the pointer to any

200606012-6Drawing and Editing Objectsu To draw an isosceles triangle 1. Perform the following operation: 3(Draw) – 9:Isosc Triangle. 2. Perfor

200606012-7Drawing and Editing Objectsu To draw a polygon 1. Perform the following operation: 3(Draw) – C:Polygon. 2. Move the pointer to the l

200606012-8Drawing and Editing Objects Selecting and Deselecting Objects Before you can edit (move or delete) an object or create a fi gure using an

200606012-9Drawing and Editing Objects 2. Move the pointer close to the object you want to select. • This will cause  marks to appear on some p

20060601Contents Contents 1 Geometry Mode Overview 2 Drawing and Editing Objects 3 Controlling the Appearance of the Geometry Window 4 Usi

200606012-10Drawing and Editing Objects Using the Construct Menu Press 4(Construct) to display the Construct menu. You can use the Construct menu t

200606012-11Drawing and Editing Objects Note You can perform a perpendicular construct operation while a single line segment and single point, a sin

200606012-12Drawing and Editing Objectsu To construct an angle bisector 1. Draw a triangle and select two of its sides. 2. Perform th

200606012-13Drawing and Editing Objects 2. Perform the following operation: 4(Construct) – 6:Parallel. • This will draw a parallel to the selecte

200606012-14Drawing and Editing Objects Using the Transform Menu Press 5(Transform) to display the Transform menu. You can use the Transform menu t

200606012-15Drawing and Editing Objects Note • You can specify a line segment, line, ray, or one side of a polygon as the axis of refl ection. • If

200606012-16Drawing and Editing Objects 4. After the values are the way you want, press w. • This performs parallel translation of the object by t

200606012-17Drawing and Editing Objects 4. Press w. • This will perform parallel translation of the original object in the direction of the vector

200606012-18Drawing and Editing Objects 5. Input the angle of rotation (counterclockwise) in degrees and then press w. • This will draw the origi

200606012-19Drawing and Editing Objects 5. Input a scale value in the range of 0.1 < | x | < 10 and then press w. • This will draw a r

200606011-1Geometry Mode Overview 1. Geometry Mode Overview The Geometry Mode allows you to draw and analyze geometric objects. You can draw a trian

200606012-20Drawing and Editing Objects Moving and Deleting an Object Before you can move or delete an object, you fi rst need to select it. For det

200606012-21Drawing and Editing Objects 4. To move the object to the current location of the rectangle, press w. One vertex selected

200606012-22Drawing and Editing Objects Hiding and Showing Objects Use the following operations to hide specifi c objects and to show all currently h

200606013-1Controlling the Appearance of the Geometry Window 3. Controlling the Appearance of the Geometry Window This section provides information

200606013-2Controlling the Appearance of the Geometry Windowu To toggle integer grid display on and off 1. Press !m(SET UP) to display the Setup scr

200606013-3Controlling the Appearance of the Geometry Windowu To confi gure View Window settings 1. Perform the following operation to display the V

200606013-4Controlling the Appearance of the Geometry Window 4. To exit the Pan mode, press J. Note In the Pan mode, each press of w to

200606013-5Controlling the Appearance of the Geometry Window 3. Move the pointer in the direction of the opposite edges of the zoom box area. • As

200606014-1Using Text and Labels in a Screen Image 4. Using Text and Labels in a Screen Image You can use the procedures in this section to insert t

200606014-2Using Text and Labels in a Screen Imageu To edit screen text 1. Select the text you want to edit. 2. Press J. • This displa

200606011-2Geometry Mode Overviewk 1e(View) To do this: Select this menu item: Start a box zoom operation 1:Zoom Box Enter the pan mode (page 3

200606014-3Using Text and Labels in a Screen Image 2. Press J. • This displays the measurement box at the bottom of the screen. 3. Pres

200606014-4Using Text and Labels in a Screen Imageu To add a new label 1. Select the side of the triangle to which you want to add the label.

200606015-1Using the Measurement Box 5. Using the Measurement Box Pressing J displays a measurement box at the bottom of the screen as shown below.

200606015-2Using the Measurement Box The following table describes the information that appears when you highlight each icon, and explains when each

200606015-3Using the Measurement Box Icon Icon Name This icon appears when this is selected: Highlighting this icon displays: Lockable : Rotation

200606015-4Using the Measurement Box 4. Select the icons on the icon palette to display other measurements. • In the case of the line segment, for

20060601200701015-5Using the Measurement Box 4. To make the drawing screen active, press J. • This causes the measurement box to become unhighlig

200606015-6Using the Measurement Box Specifying a Measurement of an Object In the following examples, we specify the angle of a triangle and the len

200606015-7Using the Measurement Boxu To specify the length of one side of a triangle Note • Specifying any one of the following measurements for t

200606015-8Using the Measurement Box 5. Press !m(SET UP) to display the Setup screen. 6. Press 3(SCALE). 7. Press J to close the Setup

200606011-3Geometry Mode Overviewk 4(Construct) To construct this: Select this menu item: A perpendicular bisector 1:Perp Bisector A perpendicu

200606015-9Using the Measurement Box 12. Press w. • This changes the length of size AC to 120 and resizes the entire triangle accordingly.

200606015-10Using the Measurement Boxu To lock a particular measurement You can lock a particular measurement by performing any one of the following

200606015-11Using the Measurement Boxu To unlock all objects on the screen Perform the following operation: K(Option) – 4:Clr Constraint. This unl

200606015-12Using the Measurement Box 3. Press e to highlight the up arrow button on the right side of the measurement box and then press w. • Thi

200606015-13Using the Measurement Boxu To edit a measurement type tag 1. Select the measurement whose type tag you want to edit and then press J.

200606015-14Using the Measurement Boxu To display the result of a calculation that uses on-screen measurement values Example: With line segment AB

200606015-15Using the Measurement Box Note When a measurement is a coordinate or vector component, the label format becomes, “@1X”, “@1Y”, etc. “@1X

200606016-1Working with Animations 6. Working with Animations An animation consists of one or more point/curve pairs, in which the curve can be a li

200606016-2Working with Animations Note • You can repeat the above procedure to create multiple points that move simultaneously. Try this: - Draw

200606016-3Working with Animations 6. Input 90 into the measurement box by pressing jaw. • This makes the angle between line segments AB and DE 90

200606011-4Geometry Mode Overviewk K(Option) To do this: Select this menu item: Input text 1:Text Input an expression 2:Expression Specif

200606016-4Working with Animations 14. Perform the following operation: 6(Animate) – 3:Trace. • This specifi es point D (the one you selected in s

200606016-5Working with Animations When you want to do this: Perform this procedure: Specify the number of steps to be used as point E travels along

200606016-6Working with Animations When you want to do this: Perform this procedure: Delete the animation assigned to point E 1. Use c and f to m

200606016-7Working with Animations Generating an Animation Table Under default settings, an animation causes a specifi ed point to move along a speci

200606016-8Working with Animations 5. Press e to highlight the up arrow button on the right side of the measurement box and then press w. • This w

200606016-9Working with Animations 12. To exit the animation table screen, press J. 13. To close the measurement box, press J twice. Note • Y

200606016-10Working with Animations 2. Press 1(STO) 2(S-SHT). • This displays a dialog box for inputting the spreadsheet fi le name. 3.

200606017-1Error Messages 7. Error Messages Attempting to perform some inappropriate operation in the Geometry Mode will cause one of the error mess

200606017-2Error Messages When you see this message: It means this: So you need to do this: Range ERROR View Window settings are wrong. Confi g

200606017-3Error Messages When you see this message: It means this: So you need to do this: Select the applicable measurement icon. You are tryin

200606011-5Geometry Mode Overview Using Key Help Pressing 1(File) – 4:Key Help or the a key will display Key Help, which provides information the

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200606011-6Geometry Mode Overviewu To open an existing fi le 1. Perform the following operation: 1(File) – 2:Open. • This displays a menu of exis

200606011-7Geometry Mode Overviewu To save a fi le under a different name 1. While the fi le you want to save is open, perform the following operatio