2. Introducing Pi Pi Day 3.14 March 14, 2004

3. Pi Facts Pi is the number of times that a circle’s diameter will fit around the circle! Pi is the ratio of the circumference of a circle to the diameter.

4. Pi Facts Pi dates back to 1650 BCE in Egypt. The first person to use the Greek letter for pi was William Jones in 1706. Pi never stops and it never repeats!!

5. The RATIO THE CIRCIMFERECNE DIVIDED BY THE DIAMETER EQUAL about PI. FORMULA: C/d = pi

6. Delicious Links and Cool Credits http://www.inwit.com/inwit/writings/historyandodditiesofpi.html http://witcombe.sbc.edu/earthmysteries/EMPi.html Ask Dr. Math Pi necklace