Assignment 5
Fun and Useful Geometer's Sketchpad Tools
by
Michael Ferra
1. Centroid
2. Orthocenter
3. Circumcenter
4. Circumcircle
5. Incenter
6. Incircle
8. Orthocenter, Mid-Segment Triangle
10. Pedal Triangle
11. Nine Point Circle and its Center
13. Equilateral Triangle, Given a Side
15. Isosceles Triangle, Given Base and Altitude
16. Triangle Centers (H, G, C, & I)
17. Triangle Centers with Euler Line
18. Locus of Vertex of a Fixed Angle That Subtends a Fixed Segment
19. Divide a Segment AB Into Two Parts That Form a Golden Ratio