Welcome to


Tiffany N. Keys’

EMAT 6680 Class Page

Contact Tiffany N. Keys

All About Tiffany

Some links I like:

National Council of Teachers of Mathematics

The Program of Mathematics Education

MacTutor History of Mathematics Site -- St. Andrew's University

Math Forum (alias Geometry Forum)

Furman University Mathematical Quotation Server

Project InterMath

Figure This!

A tutorial for EMAT 6680


 All About Sines

Look at that Parabola!

 Locus of the Vertex

Concurrency & Perpendicular Bisectors

 GSP Script Tools

The Exploration of Parabolas

Tangent Circles

 Altitudes and Orthocenters

Pedal Triangles

Parametric Equations

 Polar Equations

 Altitude of a Hot-Air Balloon



Final Assignment


Tiffany N. Keys’ EMAT 6690 Homepage


Return to EMAT 6680 Page