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Law of Cosines Worksheet (pdf)

Objective

Students will practice applying the law of cosines to calculate the side length of a triangle and to calculate the measure of an angle. Students will also extend their thinking by applying the law of cosines to word problems and challenge questions.

Example Questions

Law of Cosines Picture of Formula
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Visual Aids

Picture of the law of cosines formula
Download this web page as a pdf with answer key
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