**Accelerated
Geometry Links for Chatham High **

**(Scroll
down for MISCELLANEOUS)**

**TOPICS:
**

This site will give a decimal approximationarea of a triangle when the lengths of 3 sides are given.

Completing the Square from Purplemath

Completing the square - a sample from Suremath

Derivation of the Quadratic Formula from SOSmath

The Quadratic Formula - a summary

Check your quadratic work with this Quadratic Equation Solver

Gain slider-control over the standard form coefficients and see the effect on the graph, roots, and discriminant

Gain slider-contol over the vertex-form coefficients and see the effect on the graph, roots, and discriminant

Practice worksheets available here

Discriminant of a Quadratic Equation: practice exercises

Click this next link to get to a site that will enable you to check your factoring reults .

Dave's Short Course on Complex Numbers courtesy of David E. Joyce, Professor of Mathematics and Computer Science at Clark University

Complex Numbers from Purplemath — Your Algebra Resource

Complex Numbers Made Easy... using Vector Arithmetic Java Visualization

An introduction to complex numbers from MATH-abundance

The Origin of Complex Numbers and the Notation "i" from the Question Corner and Discussion Area on the University of Toronto Mathematics Network

Complex Numbers from the HMC Mathematics Online Tutorial at Harvey Mudd College

Argand diagram from Mathenomicon.net

An Introduction To Conic Sections

Graphing Rational Functions by Hand Overview by James Olsen, Western Illinois University Mathematics Department

How to Graph Rational Functions by Hand by James Olsen, Western Illinois University Mathematics Department

Hints for graphing rational functions

Rational Functions and Asymptotes

http://www.exploratorium.edu/exhibits/f_exhibits.html

http://www.colorcube.com/illusions/illusion.htm

http://www.skytopia.com/project/illusion/illusion.html

MISCELLANEOUS

Online graphing applet; very good

:Java applets for Geometry classes,