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The distance around a [[circle]], equal to [[Pi]] times the circle's [[diameter]].<ref>
The distance around a [[circle]], equal to [[Pi]] times the circle's [[diameter]].<ref>
Wile, Dr. Jay L. ''Exploring Creation With General Science''. Anderson: Apologia Educational Ministries, Inc.
Wile, Dr. Jay L. ''Exploring Creation With General Science''. Anderson: Apologia Educational Ministries, Inc.
2000</ref>
2000</ref>
The formula is written, algebraically, as follows: <math>\pi\ D </math>
where D is the circle's diameter.
Alternatively, it can be written as: <math>2 \pi\ r </math>
where 'r' is the circle's [[radius]].
==References==
==References==
<references/>
<references/>
[[Category:Geometry]]
[[Category:Geometry]]