Contents

GeoGebra Help 3.0. 2

GeoGebra Help Search. 2

Contents. 3

1.     What is GeoGebra?. 6

2.     Examples. 7

2.1.      Triangle with Angles. 7

2.2.      Linear Equation y = m x + b. 7

2.3.      Centroid of Three Points A, B, and C.. 8

2.4.      Split Line Segment AB at a Ratio of 7 : 3. 8

2.5.      Set of Linear Equations in Two Variables. 8

2.6.      Tangent to a Function of x. 9

2.7.      Investigation of Polynomial Functions. 9

2.8.      Integrals. 10

3.     Geometric Input 11

3.1.      General Notes. 11

3.1.1.      Context Menu. 11

3.1.2.      Show and Hide. 11

3.1.3.      Trace. 11

3.1.4.      Zoom.. 12

3.1.5.      Axes Ratio. 12

3.1.6.      Construction Protocol 12

3.1.7.      Navigation Bar 12

3.1.8.      Redefine. 12

3.1.9.      Properties Dialog. 13

3.2.      Modes. 13

3.2.1.      General Modes. 13

3.2.2.      Point 15

3.2.3.      Vector 15

3.2.4.      Segment 16

3.2.5.      Ray. 16

3.2.6.      Polygon. 16

3.2.7.      Line. 16

3.2.8.      Conic Section. 17

3.2.9.      Arc and Sector 18

3.2.10.        Number and Angle. 18

3.2.11.        Boolean. 19

3.2.12.        Locus. 19

3.2.13.        Geometric Transformations. 20

3.2.14.        Text 20

3.2.15.        Images. 21

3.2.16.        Properties of Images. 21

4.     Algebraic Input 23

4.1.      General Notes. 23

4.1.1.      Change Values. 23

4.1.2.      Animation. 23

4.2.      Direct Input 24

4.2.1.      Numbers and Angles. 24

4.2.2.      Points and Vectors. 24

4.2.3.      Line. 25

4.2.4.      Conic Section. 25

4.2.5.      Function of x. 25

4.2.6.      Lists of Objects. 26

4.2.7.      Arithmetic Operations. 26

4.2.8.      Boolean Variables. 27

4.2.9.      Boolean Operations. 28

4.3.      Commands. 28

4.3.1.      General Commands. 28

4.3.2.      Boolean Commands. 29

4.3.3.      Number 29

4.3.4.      Angle. 31

4.3.5.      Point 31

4.3.6.      Vector 33

4.3.7.      Segment 33

4.3.8.      Ray. 33

4.3.9.      Polygon. 34

4.3.10.        Line. 34

4.3.11.        Conic Section. 35

4.3.12.        Function. 36

4.3.13.        Parametric Curves. 36

4.3.14.        Arc and Sector 37

4.3.15.        Image. 38

4.3.16.        Text 38

4.3.17.        Locus. 38

4.3.18.        Sequence. 38

4.3.19.        Geometric Transformations. 39

5.     Printing and Export 41

5.1.      Printing. 41

5.1.1.      Drawing Pad. 41

5.1.2.      Construction Protocol 41

5.2.      Drawing Pad as Picture. 41

5.3.      Drawing Pad to Clipboard. 42

5.4.      Construction Protocol as Webpage. 42

5.5.      Dynamic Worksheet as Webpage. 43

6.     Options. 44

6.1.      Point Capturing. 44

6.2.      Angle Unit 44

6.3.      Decimal Places. 44

6.4.      Continuity. 44

6.5.      Point Style. 44

6.6.      Right Angle Style. 44

6.7.      Coordinates. 44

6.8.      Labeling. 45

6.9.      Font Size. 45

6.10.       Language. 45

6.11.       Drawing Pad. 45

6.12.       Save Settings. 45

7.     Tools and Toolbar 46

7.1.      User Defined Tools. 46

7.2.      Customizable Toolbar 46

8.     JavaScript Interface. 47

 



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