Algorithm for Area of a closed polygon.

Ted Hill thill at tomotherapy.com
Wed Nov 12 08:59:37 PST 2003


I want to be able to calculate the area inside a closed many-sided
polygon.
 
Given an array of the (x,y) vertices that define the polygon, is there a
well-known algorithm that can calculate the enclosed area quickly?
 
Thanks,
 
Ted Hill
 
 
 
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