## Worksheet - Cosine rule

Use the cosine rule to find the missing lengths in the following triangles. The cosine rule states \(a^2 = b^2 + c^2 - 2bcCosA\)

Round your answers to one decimal place.

Use the cosine rule to find the missing lengths in the following triangles. The cosine rule states \(a^2 = b^2 + c^2 - 2bcCosA\)

Round your answers to one decimal place.