**GSP Script Tools: Geometry for Dummies Like Me**

By Rebecca L. Adcock

Click on the name for the geometric figure you want to see.

Centroid Intersection of medians

Orthocenter Intersection of altitudes

Circumcenter Intersection of perpendicular bisectors of sides

Incenter Intersection of angle bisectors

Incircle Circle inscribed within a triangle

Medial Triangle Triangle connecting midpoints of sides

Orthocenter, Mid-Segment Triangle

Orthic Triangle Triangle connecting feet of the altitudes

Pedal Triangle Triangle constructed using lines perpendicular to a given triangleÕs sides and a point in the plane

Center of Nine Point Circle The center of the most talked about circle in the math world

Nine Point Circle The most talked about circle in the math world

Trisecting a Line Segment Not so easy without a ruler

Equilateral Triangle (Given a side) Triangle with 3 equal sides

Square (Given a side) Rectangle with 4 equal sides

Isosceles Triangle (Given base and altitude) Triangle with at least two congruent sides

Triangle Centers (H,G,C,I) There are more than oneÉ

Triangle Centers with Euler Line

Divide a Segment AB into Two Parts That Form a Golden Ratio