A triangle is shown with side lengths 21 cm, 13 cm, and 24 cm. The angle between the 21 cm and 13 cm sides is labeled x∘x^\circx∘.
Work out the value of xxx.
Give your answer to 1 decimal place.
The Cosine Rule Questions
Practise Edexcel GCSE Maths The Cosine Rule with exam-style questions for Foundation and Higher tier. 44 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.