by D. Hembree

Clicking on any of the following will open a GSP script to accomplish
the given task. A brief description is given if there are special considerations
for using the script.

**Constructions Related to Triangles**

Centroid of a triangle

Orthocenter of a triangle

Circumcenter of a triangle

Circumcircle of a triangle

Incenter of a triangle

Incircle of a triangle

All 4 triangle centers, labeled
(H, G, C, and I)

Nine Point Circle

The medial triangle of a given triangle

The orthocenter-midsegment triangle
of a given triangle

The orthic triangle of a given triangle

**Constructions for Polygons**

Equilateral triangle given a
side

Square given a side

Pentagon given its radius

Hexagon given a side

Octagon given a side

**Segment Constructions**

Divide a segment into two parts that form a golden
ratio

**Locus Constructions**

Locus of the vertex of a fixed angle that subtends
a fixed segment

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