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​Q23: Question – Paper 3 – June 2019

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Content:

• The Cosine Rule – Finding a Length
• The Cosine Rule – Finding an Angle
• The Sine Rule – Finding an Angle​

Quizzes:

• The Cosine Rule
• The Sine Rule

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Question

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​23) 
​The diagram shows the positions of three towns, Acton (A), Barston (B) and Chorlton (C).

Barston is 8 km from Acton on a bearing of 037°
Chorlton is 9 km from Barston on a bearing of 150°

Find the bearing of Chorlton from Acton.
Give your answer correct to 1 decimal place.
​You must show all your working.

[5 marks]​​

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