The Law of Cosines | Cosine Formula Worksheets
Explore our library of the law of cosines worksheets to solve for the unknown angle or the missing side of a triangle. The law of cosines is a formula that relates the three sides of a triangle to the cosine of the included angle. Gain a comprehensive understanding on the cosine law by downloading our rich resources on a variety of topics like finding the missing side, finding the unknown angle, solving each triangle and many more. These worksheets are primarily designed for high-school students.
Learn how to determine the measure of the indicated angle with this series of level 2 worksheets. The first step is to find the missing side and then use the length of the missing side to calculate the measure of the unknown angle.
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(U.S. Customary Units - 507 KB)(Metric Units - 507 KB)