SOME GEOMETER’S SKETCHPAD TOOLS

By Dario Gonzalez Martinez

Here there are some useful tools made in Geometer’s Sketchpad that you can download.

1) Centroid (here)

2) Orthocenter (here)

3) Circumcenter & Circumcircle (here)

4) Incenter & Incircle (here)

5) Medial Triangle (here)

6) Orthocenter & Mid-segment Triangle (here)

7) Orthic Triangle (here)

8) Pedal Triangle (here)

9) Nine-point Circle & its center (here)

10) Trisecting a segment (here)

11) Equilateral Triangle, given a side (here)

12) Square, given a side (here)

13) Isosceles Triangle, given the base & altitude (here)

14) Triangle’s centers & Euler line (here)

15) Locus of a vertex of a fixed angle that subtends a fixed segment (here)

16) Divide a segment into golden ratio (here)

17) Pentagon, given radius (here)

18) Pentagon, given a side (here)

19) Hexagon, given a side (here)

20) Octagon, given a side (here)