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Learn how to determine the specified angle measurement with this series of Level 2 worksheets. The first step is to find the missing page and then use the length of the missing page to calculate the measurement of the unknown angle. Familiarize yourself with the law of cosine as you work on the exercises in Word format. Overcome the four difficult issues included in each printable worksheet. Browse our library of cosine law worksheets to resolve the unknown angle or missing side of a triangle. The law of cosine is a formula that connects the three sides of a triangle to the cosine of the closed angle. Get a comprehensive understanding of cosine law by downloading our comprehensive resources on a variety of topics, including: Find the missing side, find the unknown angle, solve each triangle and much more. These PDF worksheets are primarily intended for students. Our free cosine law worksheets offer a perfect start. This section focuses on determining the specified angle from the sides of a triangle. Rewrite the formula with the angle as the subject, replace the known values, and determine the angle.