Mathematics 0580 · IGCSE · Non-right-angled triangles

Non-right-angled triangles — practice question

The diagram indicates where three cities are located: Geneva (G), Budapest (B) and Hamburg (H).

(a)[2]

Calculate the average speed, in kilometres per hour.

(b)[4]

Use the cosine rule to work out the distance from Geneva to Budapest.

(c(i))[2]

Find the bearing from Budapest to Hamburg.

(c(ii))[4]

Calculate the bearing from Geneva to Budapest.

Worked solution & mark scheme

This 12-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$370\text{ km h}^{-1}$” …