Ken -

Perhaps Bernard Liengme's page can help.

http://www.stfx.ca/people/bliengme/E...UnderCurve.htm

- Jon
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Jon Peltier, Microsoft Excel MVP
Peltier Technical Services
Tutorials and Custom Solutions
http://PeltierTech.com/
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Ken wrote:

I have created two hydrographs in excel and I want to find out how to
determine the area under each curve