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Questions about the calculator, formulas, or site content? Email us and we will respond when we can.
Support email
support@perimeterofatrianglecalculator.comThis is a static site. We cannot reset passwords or access your local calculations.
Include the given set you selected (three sides, two sides and angle, or two angles and side) and the values you entered if you believe a result is wrong.
For press or licensing questions, use the same address and put "Partnership" in the subject line.