Cabri Jr. from the Ground Up

Ellipse: Locus of Points

Ellipse: Envelope of Lines

Triangle Angle Sums and Exterior Angle Sums

Properties of Parallel Lines

Segment and Angle Addition Postulates Exploration

8.5 Proportions in Triangles: Side-Splitter Theorem

5.2 Bisectors in Triangles

5.3 Concurrent Lines, Medians, and Altitudes

Exterior Angle Sums

Interior and Exterior Angles of a Triangle

Vertical, Adjacent, and Supplementary Angles with Cabri Jr.

 Last Updated 12/17/2006

Contents of this webpage are intended to be used for enhancement of instruction only.