A gardener is designing a triangular flower bed LMNLMNLMN. The interior angle at L L\,L is 42∘ 42^\circ\,42∘ and the interior angle at N N\,N is 64∘64^\circ64∘. The length of the side LM LM\,LM is 20 m.
Work out the area of the flower bed LMNLMNLMN. Give your answer to 1 decimal place.
Practise Edexcel GCSE Maths The Sine Rule with exam-style questions for Foundation and Higher tier. 39 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.