Sketchpad Script
by
Priscilla Alexander
1. Centroid
2. Isosceles triange, given base and altitude
7. Orthocenter
8. Circumcenter
9. Circumcircle
10. Incenter
11. Incircle
12. Orthocenter, Mid-Segment Triangle
14. Pedal triangle
16. Center of nine point circle
18. Triangle Centers (H,G, C, I)
20 Golden Ratio