Contents
GeoGebra Help 3.0. 1
Contents. 2
1. What is GeoGebra?. 5
2. Examples. 6
2.1. Triangle with Angles. 6
2.2. Linear Equation y = m x + b. 6
2.3. Centroid of Three Points A, B, and C.. 7
2.4. Split Line Segment AB at Ratio 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. 10
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. 12
3.1.3. Trace. 12
3.1.4. Zoom.. 12
3.1.5. Axes Ratio. 12
3.1.6. Construction Protocol 13
3.1.7. Navigation Bar 13
3.1.8. Redefine. 13
3.1.9. Properties Dialog. 14
3.2. Modes. 14
3.2.1. General Modes. 15
3.2.2. Point 17
3.2.3. Vector 18
3.2.4. Segment 18
3.2.5. Ray. 18
3.2.6. Polygon. 18
3.2.7. Line. 19
3.2.8. Conic Section. 20
3.2.9. Arc and Sector 21
3.2.10. Number and Angle. 21
3.2.11. Boolean. 23
3.2.12. Locus. 23
3.2.13. Geometric Transformations. 23
3.2.14. Text 24
3.2.15. Images. 26
3.2.16. Properties of Images. 26
4. Algebraic Input 28
4.1. General Notes. 28
4.1.1. Change Values. 28
4.1.2. Animation. 28
4.2. Direct Input 29
4.2.1. Numbers and Angles. 29
4.2.2. Points and Vectors. 30
4.2.3. Line. 30
4.2.4. Conic Section. 31
4.2.5. Function of x. 31
4.2.6. Lists of Objects. 32
4.2.7. Arithmetic Operations. 32
4.2.8. Boolean Variables. 34
4.2.9. Boolean Operations. 34
4.3. Commands. 35
4.3.1. General Commands. 35
4.3.2. Boolean Commands. 35
4.3.3. Number 36
4.3.4. Angle. 38
4.3.5. Point 39
4.3.6. Vector 40
4.3.7. Segment 41
4.3.8. Ray. 42
4.3.9. Polygon. 42
4.3.10. Line. 42
4.3.11. Conic Section. 43
4.3.12. Function. 44
4.3.13. Parametric Curves. 45
4.3.14. Arc and Sector 46
4.3.15. Image. 47
4.3.16. Text 47
4.3.17. Locus. 47
4.3.18. Sequence. 48
4.3.19. Geometric Transformations. 48
5. Printing and Export 51
5.1. Printing. 51
5.1.1. Drawing Pad. 51
5.1.2. Construction Protocol 51
5.1.3. Drawing Pad as Picture. 52
5.2. Drawing Pad to Clipboard. 53
5.3. Construction Protocol as Webpage. 53
5.4. Dynamic Worksheet as Webpage. 53
6. Options. 55
6.1. Point Capturing. 55
6.2. Angle Unit 55
6.3. Decimal Places. 55
6.4. Continuity. 55
6.5. Point Style. 55
6.6. Right Angle Style. 55
6.7. Coordinates. 56
6.8. Labeling. 56
6.9. Font Size. 56
6.10. Language. 56
6.11. Drawing Pad. 56
6.12. Save Settings. 56
7. Tools and Toolbar 57
7.1. User Defined Tools. 57
7.2. Customizable Toolbar 58
8. JavaScript Interface. 58
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