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Head First 2D Geometry
book

Head First 2D Geometry

by Stray (Lindsey Fallow), Dawn Griffiths
November 2009
Beginner content levelBeginner
368 pages
8h 55m
English
O'Reilly Media, Inc.
Content preview from Head First 2D Geometry
CHAPTER 5
your geometry toolbox
Your Geometry Toolbox
You’ve got Chapter 5 under
your belt and now you’ve
added properties of circles
to your toolbox. For a complete list
of tool tips in the book, head over to
www.headfirstlabs.com/geometry.
Ar
ea =
r
2
Circumf
er
enc
e
=
∏D
= 2
r
Sec
t
or ar
ea =
r
2
x
Sector angle
360
R
adius =
diameter
2
Arc length =
2
r x
Sector angle
360
234 Chapter 5
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Publisher Resources

ISBN: 9780596808365Errata Page