Using Geometers SketchpadScripts


Chad Crumley


1. Centroid


2. Orthocenter


3. Circumcenter, Circumcircle


4. Incenter, incircle


5. Medial triangle (auxiliary triangle)


6. Orthocenter,Mid-segment triangle


7. Orthic triangle


8. Pedal triangle


9. Center of Nine point circle, Nine-point circle


10. Trisecting a line segment


11. Equilateral triangle, given a side


12. Square, given a side


13. Isosceles triangle, given base and altitude


14. Triangle Centers (H, G, C, and I), Triangle Centers with Euler Line


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


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


17. Pentagon, given a radius


18. Pentagon, given a side


19. Hexagon, given a side


20. Octagon, given a side