Thursday, October 13, 2011

Circle Notes

Here is a tidy version of the note we took today.
Reply in a comment and tell me which colours are which parts of the picture of the circle shown here.
Blue is the ...

2 comments:

  1. Sumun B.
    Black is the circumference.
    Red is the radius
    Blue is the diameter.

    ReplyDelete
  2. Tyler .D

    The history of PI

    The Greek letter PI was first adopted as a number as an abbreviation of the greek word for perimeter, or as an abbreviation periphery/diameter, by william jones in 1706

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