Graphing Trig Functions

The best way to explore trig. graphs is to play with them and see what happens when you change various parts of the equation.

Click here and get a better understanding of how it all works!

(illustration: NCTM.org)

Incenter

 How can you fit a circle perfectly into any triangle?

Click on this link to explore the incenter.

Whats the difference between the incenter and the controid of a triangle? Email me if you know the answer and win a prize!