Subject: Pi Day

 Some facts about PI:

  • Pi is a greek letter
  • Pi is a constant number-- for all circles of any size, Pi will be the same
  • Pi is an irrational number
  • Pi is infinite
  • Pi never repeats
  • Pi is approximately 3.1415926535897932384626433832795......
  • Pi is the ratio of a circle's circumference to it's diameter.
  • Pi is often used in solving geometry problems, for example:
The area of a circle:  

A = πr2

The volume of a cylinder:

V = πr2h

  • Pi is essential to engineering, architecture, and construction.
  • Pi is used by NASA scientists and engineers to explore other planets.   
  • Pi day is physicist Albert Einstein's birthday.      

Check out this infographic to see how NASA uses Pi.       
Learn more about Pi and geometry here.                      

Watch the video below for some more interesting facts about Pi.
Also, take the survey to receive credit.

FCEA TRiO programs are funded by the Department of Education
16241 Wausau Avenue, South Holland, IL 60473, United States
You may unsubscribe or change your contact details at any time.