**Creating and Using GSP Script Tools**

**by**

**Rob Walsh**

The following constructions were created in Geometer's Sketchpad and tools were made so that they could be easily recreated. Note that within each tool is the step-by-step guide to each construction. Simply choose *show script view *in the toolbar when selecting the tool you are using. Have fun getting to know these tools!!!

1. Centroid

2. Orthocenter

3. Circumcenter

4. Circumcircle

5. Incenter

6. Incircle

7. Medial triangle

8. Orthocenter, Mid-segment triangle.

9. Orthic triangle

10. Pedal triangle

11. Center of Nine point circle

12. Nine Point Circle

13. Trisecting a line segment

14. Equilateral triangle, given a side

15. Square, given a side

16. Isosceles triangle, given base and altitude

17. Triangle Centers (H, G, C, and I)

18. Triangle Centers with Euler Line

19. Locus of vertex of a fixed angle that subtends a fixed segment.

20. Divide a segment AB into two parts that form a golden ratio.

21. Pentagon, given a radius.

22. Pentagon, given a side.

23. Hexagon, given a side.

24. Octagon, given a side.