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Practice worksheet for applying the Law of Cosines to find missing sides and angles in triangles.

Worksheet titled "Law of Cosines" with three sections (A, B, C) featuring triangles with given side lengths and angles, asking to find missing lengths or angles using the Law of Cosines.

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Show Answer Key & Explanations Step-by-step solution for: Law of Cosines Worksheet | Algebra II PDF Worksheets

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Section A
1) a = 5.27 cm
2) a = 12.7 cm
3) a = 5.40 cm

Section B
1) x = 44.4°
2) x = 46.9°
3) x = 50.0°

Section C
1) x = 8.18 cm
2) x = 34.6°
3) x = 5.92 cm

Parent Tip: Review the logic above to help your child master the concept of law of sines cosines worksheet.

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