for
Cassian Mosha
Some links I like.
The Program of Mathematics Education
MacTutor History of Mathematics Site -- St. Andrew's University
Math Forum (alias Geometry Forum)
Exponent Graphs
|
Exploring Parabolas
|
Assignment 3:Locus of a Point |
Centroids
|
GPS Scripts |
Triangle and Its Medians |
Tangent Circles |
Altitudes and Orthocenters |
Pedal Triangle |
Parametric Equations |
Polar Equations |
Spreadsheets |